+ View the NASA Portal + Near-Earth Object (NEO) Program Search JPL JPL Small-Body Database Browser Search: [ help ]   137108 (1999 AN10) Classification: Apollo [NEO, PHA]          SPK-ID: 2137108 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ] [ show orbit diagram ] Orbital Elements at Epoch 2456400.5 (2013-Apr-18.0) TDB Reference: JPL 56 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e .5620979466506029 1.1516e-07   a 1.458774411411376 1.9404e-08 AU q .6388003101305999 1.7491e-07 AU i 39.93156199676812 4.3991e-05 deg node 314.412133449075 2.0225e-05 deg peri 268.3231583214417 2.5553e-05 deg M 347.2338321354605 6.4643e-05 deg tp 2456423.321210762629 (2013-May-10.82121076) 0.000116 JED period 643.5475360908517 1.76 1.284e-05 3.515e-08 d yr n .5593992359706239 1.1161e-08 deg/d Q 2.278748512692152 3.0311e-08 AU   Orbit Determination Parameters    # obs. used (total)      172      data-arc span      21222 days (58.10 yr)      first obs. used      1955-01-26      last obs. used      2013-03-04      planetary ephem.      DE405      SB-pert. ephem.      SB405-CPV-2      condition code      0      fit RMS      .58064      data source      ORB      producer      Otto Matic      solution date      2013-Apr-29 15:38:43   Additional Information  Earth MOID = .000552727 AU   T_jup = 4.239  [ show covariance matrix ] [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes absolute magnitude H 17.853 mag .92848 56 autocmod 2.5c 137108 (1999 AN10)          Discovered 1999-Jan-13 by LINEAR at Socorro (704) Reference: 20061205/Numbers.arc Last Updated: 2006-12-13 [ hide close-approach data ] Close-Approach Data   ...sorted by Date/Time (TDB) Date/Time (TDB) Time Uncertainty (days_HH:MM) Body Nominal Distance (AU) Minimum Distance (AU) Maximum Distance (AU) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified 1911-Jul-21 22:24 00:03 Earth 0.430049871896225 0.429755681922097 0.430344080381392 20.0576982474808 20.0573893489931 2419239.433251476 3.05725553328331 12392.1800118791 40.6444800659405 3.48256908232861 84015.695822301 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 1918-Jul-25 04:13 00:04 Earth 0.324919351638002 0.324657814386924 0.325180907773604 21.088529147179 21.0881402860884 2421799.675443701 3.83756523163867 11145.0706018245 40.2340683882297 2.73940273439109 51037.5594259746 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 1920-Jan-13 17:49 00:05 Earth 0.473998866229589 0.473757022417527 0.474240709069705 38.104308044159 38.1041605204535 2422337.242276100 4.56739077922528 11984.1542798152 38.0871594635951 -4.79436250554927 149289.489139887 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 1925-Jul-28 18:41 00:04 Earth 0.224005287879582 0.223783031503567 0.224227558769416 22.4189751140885 22.4184445431384 2424360.278228580 3.89013114348015 9665.9077613474 39.5959506703552 1.62365140778991 21536.4639157609 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 1927-Jan-17 22:40 00:04 Earth 0.37796012252446 0.377753076508395 0.378167166648047 35.5430074528038 35.5428091113866 2424898.444767077 4.01739442448762 10163.2455929252 35.7901257852073 -4.46638533797862 117333.749425107 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 1932-Aug-01 06:34 00:03 Earth 0.130413397212214 0.130237907410172 0.130588895571078 23.8878867391061 23.8870314357236 2426920.773505411 3.37079118771342 7806.1920533911 38.5701823375669 0.27829497466338 3061.72380340214 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 1934-Jan-21 18:10 00:03 Earth 0.287461229125111 0.287298467584279 0.287623988750681 33.253274598427 33.2529958576686 2427459.257087727 3.21851634590554 7904.44114633949 33.6921291073895 -4.38241714017913 92430.3395562584 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 1939-Aug-05 11:36 00:02 Earth 0.0472236072305385 0.047106459863352 0.0473407584122901 25.3674694067848 25.3652450979273 2429480.983437274 2.37053141607463 5322.25918829524 37.3995604739975 -2.10104500227471 6287.66751821236 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 1941-Jan-24 21:27 00:02 Earth 0.21070638316917 0.210614768576488 0.21079799706505 31.4111514141883 31.4107488328971 2430019.393790373 1.7971550230763 4406.76825750138 32.015779447159 -5.26630774362573 85231.9493264589 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 1946-Aug-07 11:33 < 00:01 Earth 0.00624908631608587 0.00624475914617125 0.00625341360530705 26.4281417951351 26.4120033450113 2432039.981320612 0.0880351895422777 203.156416717614 38.3196684385062 11.9002984893158 6098.62660966694 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 1946-Aug-07 13:49 < 00:01 Moon 0.00404699314942646 0.00404256205479739 0.00405142433115819 26.0870936717186 26.0867832420408 2432040.075528514 0.0863004598817322 222.102563040502 41.7454274094277 7.92184170680845 3319.99880553747 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 1948-Jan-30 00:25 < 00:01 Earth 0.114510725537328 0.114506770963733 0.114514680108764 29.1855597797794 29.1847625122221 2432580.517404770 0.0848162606280195 186.494345782291 24.9614914048878 -2.96514369237472 91796.3497610131 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 1953-Aug-17 09:20 < 00:01 Earth 0.236917773792846 0.23691396840491 0.236921579179637 31.4619996886054 31.4616422258031 2434606.888973371 0.0777049731203087 183.375245381494 34.9290658402571 -5.47078307194713 202906.742988813 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 1955-Feb-08 16:23 < 00:01 Earth 0.122618934282251 0.122615328153658 0.122622540414329 24.488660645321 24.4877732898071 2435147.182636037 0.0745273905279884 161.896282103061 20.8538944564962 3.62626536308037 114568.445487792 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 1960-Aug-27 19:57 < 00:01 Earth 0.467772371531877 0.46776952182863 0.467775221235068 37.2634994856192 37.2633466252023 2437174.331456929 0.0588266661054399 141.368942513291 30.550386608454 -7.48058670086588 550095.150885823 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 1962-Feb-18 04:13 < 00:01 Earth 0.375532018448596 0.375529092113912 0.37553494478469 21.0528364462218 21.0524994242291 2437713.675698103 0.0518259481256577 126.326448565311 19.6016110575471 4.62972876540371 441756.933129541 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 1976-Jul-19 22:46 < 00:01 Earth 0.461746894870802 0.461745818152727 0.461747971589381 19.8221197119926 19.8218285990831 2442979.448813458 0.0305032759902656 52.4883325598861 42.6030189063041 27.1959323107922 1207525.16967543 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 1983-Jul-29 13:38 < 00:01 Earth 0.214227735784081 0.214226756063083 0.214228715506687 22.5584346046891 22.5578832475474 2445545.068028900 0.0365313475055962 53.7547857198929 31.6508172466668 45.1929053685949 745985.786904901 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 1985-Jan-19 13:40 < 00:01 Earth 0.335417758420757 0.335415079858097 0.335420436983278 34.447947442005 34.4477168392956 2446085.069213464 0.0537671356941725 131.227073552791 28.255220001218 -7.82531555104501 427460.573735175 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 1990-Aug-08 06:13 < 00:01 Earth 0.0254112523985167 0.0254096798746667 0.025412824930235 26.7901225852349 26.7862083825454 2448111.758811999 0.0560715758402388 76.4749550346083 34.2594492077052 20.6657050656889 56008.108246542 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 1992-Jan-31 06:20 < 00:01 Earth 0.0862810725017031 0.086278323257088 0.0862838217464433 28.5590976213861 28.5580162856394 2448652.763937201 0.056951714677403 129.836472519127 22.8675742107006 -7.5748487507867 114864.312649849 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 1997-Aug-20 02:00 < 00:01 Earth 0.296105923193944 0.296104884357136 0.296106962031141 32.8617293700023 32.8614555427593 2450680.583530332 0.0203159092696934 55.1481664245026 28.4702893705339 -29.3111927630276 979777.628351941 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 1999-Feb-11 13:48 < 00:01 Earth 0.19477542224667 0.194774332048843 0.194776512444333 23.3167878509444 23.3162011524927 2451221.075217092 0.0230575699114766 50.5767324245656 20.4908718150432 8.28579789664803 546450.385623447 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2006-Feb-21 14:29 < 00:01 Earth 0.486555283217499 0.48655227167477 0.486558294759773 20.1995514214697 20.199280314083 2453788.103515308 0.0321384467518556 135.18900576687 20.2268721875796 6.74760421231962 596667.643427305 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2020-Jul-26 04:35 < 00:01 Earth 0.279845097572537 0.279835609212641 0.279854585960942 21.6627855748231 21.6623460486359 2459056.690777620 0.148887411257034 406.339261891113 34.4043699079278 -1.09690839358492 93870.9267541225 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2022-Jan-17 07:47 < 00:01 Earth 0.391686198676241 0.391677822758546 0.39169457459017 35.8729668583985 35.8727772280093 2459596.824140894 0.163962043190221 410.315609067687 26.1499330003398 -0.996235650931417 141276.084161153 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2027-Aug-07 06:48 < 00:01 Moon 0.00510589817411515 0.00509443410964998 0.00511736324055076 25.6025422643042 25.6022915577418 2461624.782987267 0.233279516965542 580.203416210796 36.965402513081 -11.1908059532299 4150.36813886085 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2027-Aug-07 07:10 < 00:01 Earth 0.00260911405949272 0.00259744468133595 0.00262078445511254 26.2839735163972 26.2450914252021 2461624.798917958 0.22336856243361 540.547020578931 34.3493978976084 -7.86234057957631 1409.6190164278 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2029-Jan-24 06:04 00:10 Earth 0.22209830378546 0.221643540387148 0.222553042904359 31.6651705105906 31.6647916426307 2462160.752872885 9.9289317290798 21840.1006287156 30.7048599651191 -1.7399084770093 30816.5191838675 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2034-Jul-30 16:53 00:36 Earth 0.179156498787505 0.177206246085052 0.181107863654501 23.0985762731536 23.0979323995391 2464174.203650383 36.0829265430679 85768.0524989122 33.2574791045158 1.71808432402032 21570.8705870715 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2036-Jan-17 01:05 00:46 Earth 0.398492065739894 0.39617743667253 0.400806477171889 36.092914129743 36.0927288739311 2464709.544822555 45.8516596429564 113826.924068684 22.0071637248133 -4.08160049807455 183935.754569838 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2041-Jul-23 08:21 00:51 Earth 0.365460884626153 0.361644173753912 0.369281354051137 20.675049347143 20.6746967095554 2466723.847693878 50.6189205289261 161937.04512522 29.9703173522698 3.58910949316548 100313.163586965 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2062-Feb-19 03:15 01:50 Earth 0.405095573715817 0.395954180496272 0.414255609613211 20.8335648290262 20.8332491145044 2474239.635102776 109.993115814776 391162.75047132 47.9840603161134 5.64987844144514 109505.891407852 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2067-Aug-26 01:57 03:08 Earth 0.415418274873172 0.405990640563732 0.42484206359351 35.8714950749953 35.8713162705299 2476253.581056535 187.936535925161 463366.508779503 32.7351942714802 -3.26192950475903 102963.825773012 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2069-Feb-11 14:44 03:10 Earth 0.213206802371674 0.20253071845303 0.223918010988435 23.0802707100042 23.0797292386408 2476789.113978713 190.066025237062 470196.45608576 41.5345343206187 4.72774614991491 56844.0369737346 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2074-Aug-17 18:30 03:45 Earth 0.241604710270872 0.23069452144755 0.252501828007674 31.5559627642394 31.5556132797329 2478802.271166902 225.394163810495 524275.53120715 34.1057830237619 -2.09294723494935 36306.3341308521 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2076-Feb-04 18:36 03:56 Earth 0.0295901196143967 0.0187232567349199 0.0409926417418179 26.2458624276643 26.2424313292621 2479338.274993891 236.454307597397 539387.782871011 34.2178903495207 17.7926121133842 36203.1780911622 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2081-Aug-11 01:49 00:51 Earth 0.0975057766260998 0.0953912200740995 0.0996199385054617 28.3035542959863 28.3025888045213 2481352.575742791 50.9552039756641 99618.8641040369 52.6085504542973 5.55800304463451 24866.525698595 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2083-Jan-29 15:19 00:11 Earth 0.110638803168495 0.11006327001226 0.111214315296689 29.0994817551304 29.0986541449845 2481889.138286931 11.2613975862403 27265.7489079047 29.2008541271119 -6.20381673298012 56986.2615366606 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2088-Aug-05 00:01 03:19 Earth 0.0377850299879357 0.0277501290354139 0.0478445957025918 25.5574984516107 25.5547391594673 2483903.500480070 198.918306918936 457238.143716431 29.8576281231846 -0.312274527923316 730.973942895268 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2090-Jan-23 00:15 03:34 Earth 0.255509815421248 0.24470941860503 0.266300912587166 32.4800225418058 32.4797014785612 2484439.510755582 213.626849607349 522263.218240435 22.6594515690547 -4.61946448913344 128222.266377604 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2095-Jul-29 17:14 04:09 Earth 0.207985919590109 0.19405837490647 0.221969758281352 22.6667484965285 22.6661833063479 2486453.217968069 248.699082716084 609260.138423681 31.7876574528305 1.07434676860938 16268.333752049 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2097-Jan-15 01:09 04:26 Earth 0.425849219214371 0.411834922813496 0.439857903897922 36.8032481908695 36.8030781820893 2486988.548093068 266.05046785628 691400.286414582 19.084183938171 -4.78549931218757 266203.365610911 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2102-Jul-23 17:24 03:40 Earth 0.386213980654855 0.369021570575085 0.403477093392934 20.4756795762005 20.4753426384967 2489003.225211080 220.219722984365 728432.708692594 30.9746260983731 2.71754369054135 77473.1201139356 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2123-Feb-20 09:46 05:13 Earth 0.408397835517422 0.382233076877358 0.434707710599604 20.8094907577642 20.8091772338001 2496519.906819943 312.651650323115 1120526.77992055 40.8333878788833 4.8741038009849 111915.248235456 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2128-Aug-26 16:24 08:22 Earth 0.424238299466304 0.398512205094826 0.449939078780505 36.1089839531496 36.1088100176382 2498534.183405339 502.476159271728 1265645.59476177 36.2815341189713 -3.75800966874677 109375.355662021 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2130-Feb-13 06:19 08:20 Earth 0.22491783858567 0.196339463962192 0.253740647197629 22.901532999699 22.9010157159879 2499069.763496974 500.079738487313 1257818.77100701 34.928366246711 4.17497827555643 62880.5470370328 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2135-Aug-19 18:15 09:35 Earth 0.258398945882254 0.230159695109555 0.286559608635714 31.9661348250147 31.9658122478051 2501083.260085559 574.58965271942 1359878.77179121 38.7523625564981 -2.81184650354157 46041.8688727534 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2137-Feb-05 20:51 09:54 Earth 0.049696920763758 0.0207838446523703 0.0795855263518787 25.835640033083 25.8335647321004 2501619.368429455 594.401060406372 1367600.32576152 28.3758746937078 9.60705352040019 39926.6571598356 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2142-Aug-12 21:11 06:49 Earth 0.110789943441836 0.0911358164072884 0.130379633116284 28.5804073088731 28.5795658168701 2503633.382427394 409.48856480881 922541.205113262 41.0296969933198 -1.71994244066679 11139.8063914653 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2144-Jan-31 09:12 05:37 Earth 0.0987888092074525 0.0820707950703432 0.115489156855342 28.8447271060314 28.8437920336959 2504169.883014015 337.421670013823 789416.373042039 22.734164952627 -5.90069824680578 62058.4820590909 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2149-Aug-06 09:48 01:20 Earth 0.0328426412868336 0.0289345714158172 0.0367560038937465 25.6675948620142 25.6644339249885 2506183.908282462 80.0878978854095 178492.97193408 41.7180905990698 3.30709257153035 6078.78588682207 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2151-Jan-24 06:27 00:27 Earth 0.255382632968192 0.254424254526799 0.256340992831932 32.4534853394207 32.4531638536168 2506719.768561356 26.6230283357542 46790.7084503705 46.4863095221769 8.38124338565393 113164.536962707 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2156-Jul-29 11:01 05:00 Earth 0.217999726172051 0.201219220904757 0.234864905182887 22.5189666119513 22.5184238452664 2508732.959240277 299.658058036407 733131.801350671 40.6503913231061 2.56250039364351 31990.5051100307 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2158-Jan-15 15:31 06:45 Earth 0.439195986287984 0.418527169540442 0.459852072589584 37.1511573259565 37.1509940273049 2509268.146495732 405.330711325474 1019999.91115319 18.4057427071594 -4.01038625728174 238781.27977024 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2163-Jul-23 01:12 07:11 Earth 0.41018328606696 0.373299414703911 0.447383687253686 20.251049267822 20.2507285003634 2511282.549654851 431.07814260963 1564449.46566722 37.3158284932296 4.15448263418761 104202.000634315 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 2184-Feb-18 03:53 23:12 Earth 0.341276144269793 0.244453095752521 0.440653793490314 21.4361674973297 21.4358032780173 2518797.661805908 1391.96783373513 4212560.39212068 39.8239816188228 5.09305277420378 100818.527576312 T 56 CATAB v2.0c-linF95 2013-Apr-29 15:38:50 2013-Apr-29 15:38 [ Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2013-Jun-20 11:34 UT (server date/time)   Site Manager:   Donald K. Yeomans Webmaster:   Alan B. Chamberlin