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46491 (5070 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2046491
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1309037581796472 3.9933e-08  
a 3.184699457765646 1.9287e-08 au
q 2.767810330071438 1.2751e-07 au
i 6.947341010339946 4.4535e-06 deg
node 259.7083913063773 3.4856e-05 deg
peri 28.77266864190208 3.9528e-05 deg
M 220.548943305098 2.145e-05 deg
tp 2460200.619171480315
(2023-Sep-13.11917148)
0.00012698 TDB
period 2075.874565556421
5.68
1.8858e-05
5.163e-08
d
yr
n .1734208829248337 1.5754e-09 deg/d
Q 3.601588585459853 2.1812e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1641  
   data-arc span      17368 days (47.55 yr)  
   first obs. used      1973-09-19  
   last obs. used      2021-04-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52029  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 21:24:01  

Additional Information
 Earth MOID = 1.75367 au 
 Jupiter MOID = 1.55813 au 
 T_jup = 3.174 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457441.5 (2016-Feb-23.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1328790301933156 4.0165e-08  
q 2.763254216818714 1.2903e-07 au
tp 2458119.268217899869
(2017-Dec-31.76821790)
0.00011734 TDB
node 259.9840121495637 3.491e-05 deg
peri 27.4941682204329 3.9388e-05 deg
i 6.940462881155313 4.4509e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1641  
   data-arc span      17368 days (47.55 yr)  
   first obs. used      1973-09-19  
   last obs. used      2021-04-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52029  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 21:24:01  

Additional Information
 Jupiter MOID = 1.55813 au 
 T_jup = 3.174 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.613210680505751E-15 -5.137391464298431E-15 4.757902302321932E-13 1.568698067578327E-16 5.570299511554077E-14 6.015337465721819E-17
q -5.137391464298431E-15 1.664805274316344E-14 -7.470320624721707E-13 6.940412391216333E-15 -8.073672973715984E-14 -1.594037190438955E-15
tp 4.757902302321932E-13 -7.470320624721707E-13 1.376763608495533E-8 8.273728582693269E-14 2.161803551700837E-9 4.206651030826876E-13
node 1.568698067578327E-16 6.940412391216333E-15 8.273728582693269E-14 1.218712122366716E-9 -1.209842064953612E-9 3.470582397516619E-12
peri 5.570299511554077E-14 -8.073672973715984E-14 2.161803551700837E-9 -1.209842064953612E-9 1.551439392694791E-9 -3.409825743583702E-12
i 6.015337465721819E-17 -1.594037190438955E-15 4.206651030826876E-13 3.470582397516619E-12 -3.409825743583702E-12 1.981078644111719E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.57   n/a MPCxxxxx  
diameter diameter 8.498 km 0.256 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.128   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46491 (5070 T-2)          Discovered 1973-Sep-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ 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
1907-Aug-27 01:10 00:03 Jupiter 1.71993241961932 1.71993105875826 1.71993378048098 2.51204530380597 2.30768780647978 2417814.548365731 2.70037226373056 145.410927673188 57.0365031407398 -74.0414435164912 2265089.0282486 T 35 CATAB v2.0g-lin.ifort 2021-Jul-08 21:24:08 2021-Jul-08 21:24
1918-Jul-16 18:07 00:02 Jupiter 1.57093412967938 1.57093372998156 1.57093452937748 2.59626826146884 2.37954637108987 2421791.254727351 2.24120590486935 174.077199851158 21.7129166895998 88.9381361882661 2493264.50256498 T 35 CATAB v2.0g-lin.ifort 2021-Jul-08 21:24:08 2021-Jul-08 21:24
1929-May-26 23:12 00:02 Jupiter 1.67036421207543 1.67036325163836 1.67036517251477 2.74649580145091 2.55520295738186 2425758.466588960 2.07080728690005 127.489293471579 17.0383083755678 -73.3165556315853 2436432.90608428 T 35 CATAB v2.0g-lin.ifort 2021-Jul-08 21:24:08 2021-Jul-08 21:24
1940-Mar-04 04:03 00:02 Jupiter 1.94777221546997 1.94777111965768 1.94777331128326 3.45497619741255 3.32672900250732 2429692.669017924 1.86134557325618 96.9031074948662 17.4396038475291 -64.8132275972226 2567129.11345458 T 35 CATAB v2.0g-lin.ifort 2021-Jul-08 21:24:08 2021-Jul-08 21:24
2027-Jan-29 00:06 < 00:01 Jupiter 1.90848634861293 1.90848587078131 1.90848682644455 2.46447024032374 2.27727371140689 2461434.504018373 0.412995680535266 98.6090921584559 19.0442708705002 -89.2005763614817 3046533.80942635 T 35 CATAB v2.0g-lin.ifort 2021-Jul-08 21:24:08 2021-Jul-08 21:24
2037-Nov-30 18:17 < 00:01 Jupiter 1.65656985261839 1.65656942569782 1.65657027953887 2.45355993678392 2.23547181029611 2465393.262133976 0.709363914103077 126.463102037468 20.6977638230241 -84.8176267726252 2838903.22076693 T 35 CATAB v2.0g-lin.ifort 2021-Jul-08 21:24:08 2021-Jul-08 21:24
2048-Oct-19 09:19 00:01 Jupiter 1.58759916329926 1.58759874966578 1.58759957693301 2.67200824428025 2.46426048462786 2469368.887940917 1.06323428285243 101.115658900388 15.7362671028914 -83.6563659748745 2538461.31297554 T 35 CATAB v2.0g-lin.ifort 2021-Jul-08 21:24:08 2021-Jul-08 21:24
2059-Aug-21 01:12 00:02 Jupiter 1.76484185603316 1.76484105363546 1.76484265843176 3.03249692062173 2.86986980339619 2473326.550248882 1.51078187546086 91.3116680452859 17.7061346043895 -71.1406648924207 2748306.45971264 T 35 CATAB v2.0g-lin.ifort 2021-Jul-08 21:24:08 2021-Jul-08 21:24
2157-Apr-19 23:30 00:04 Jupiter 1.80997040771573 1.80996865385973 1.80997216158417 2.26100002008874 2.04356778998685 2508997.478987150 3.86238388717946 305.017062572989 34.5154647922928 -74.7388306819763 2160423.77000776 T 35 CATAB v2.0g-lin.ifort 2021-Jul-08 21:24:08 2021-Jul-08 21:24
2168-Feb-24 22:27 00:04 Jupiter 1.6179716407639 1.61797082753651 1.6179724539957 2.47848422340218 2.25740255570574 2512960.435178775 3.98916435974234 196.046364863553 43.2169613698817 78.4893669396209 2196318.40780545 T 35 CATAB v2.0g-lin.ifort 2021-Jul-08 21:24:08 2021-Jul-08 21:24
2179-Jan-10 11:37 00:04 Jupiter 1.64347901602202 1.64347777880403 1.64348025325889 2.84237995670546 2.65487403781517 2516932.983689470 4.47633106026615 311.101983816538 15.4174097507615 -81.7723886552352 2507639.23893258 T 35 CATAB v2.0g-lin.ifort 2021-Jul-08 21:24:08 2021-Jul-08 21:24
2189-Nov-01 20:00 00:05 Jupiter 1.87559189760756 1.87558933936176 1.87559445586542 3.45351169968358 3.32017130643739 2520881.333156188 5.15988781339258 278.016032961198 18.8907666801624 -67.0054956597135 2856119.55101791 T 35 CATAB v2.0g-lin.ifort 2021-Jul-08 21:24:08 2021-Jul-08 21:24

Alternate Designations
 5070 T-2 = 2000 JE33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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