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8201 (1994 AH2)
Classification: Apollo [NEO]          SPK-ID: 2008201
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 76 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7068419212268815 3.1004e-08  
a 2.537978391905751 6.863e-09 AU
q .7440288693387787 7.9596e-08 AU
i 9.554145144476657 5.1627e-06 deg
node 164.1271520285648 6.8567e-05 deg
peri 25.08382622042389 6.8624e-05 deg
M 41.83211089940747 7.5481e-06 deg
tp 2456828.891977576328
(2014-Jun-20.39197758)
3.0303e-05 JED
period 1476.829324273882
4.04
5.9903e-06
1.64e-08
d
yr
n .2437654738315834 9.8875e-10 deg/d
Q 4.331927914472723 1.1714e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      577  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      11774 days (32.24 yr)  
   first obs. used      1981-12-16  
   last obs. used      2014-03-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .61054  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 19:11:50  

Additional Information
 Earth MOID = .101559 AU 
 T_jup = 3.025 
[ 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 15.8 mag n/a MPO231468  
rotation period rot_per 24. h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pravec, P.; Sarounova, L.; Wolf, M. (1996) Icarus 124, 471-482.]
[Pravec, P.; Wolf, M.; Sarounova, L. (1998) http://www.asu.cas.cz/~ppravec/neo.htm]
SMASSII spectral type spec_B O   n/a Binzel et al. (2001) Icarus 151, 139-149  

8201 (1994 AH2)          Discovered 1994-Jan-05 by Garradd, G. J. at Siding Spring (413)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ 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
1900-Feb-16 11:47 < 00:01 Earth 0.272157350208315 0.272155053706654 0.272159646767425 17.1465907021076 17.1460197209999 2415066.991224773 0.45980777743622 119.061346012209 12.5860577452798 -58.0899144279665 2307016.23031829 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
1904-Jan-26 01:56 < 00:01 Venus 0.0739271825274507 0.0739268582088661 0.0739275069250007 15.6511704957957 15.6492935833692 2416505.580551330 0.40472329009198 139.415908771243 10.4270432789287 -83.3732647273372 879113.631335518 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
1923-Jul-05 21:15 < 00:01 Earth 0.310344686251766 0.310341536697638 0.310347835821284 27.7670947547174 27.7667855543376 2423606.385522477 0.0954453411413001 186.147592364508 13.2418992961173 -34.3416325887262 1845021.91826091 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
1927-Apr-10 18:14 < 00:01 Earth 0.346806047662074 0.346805876464095 0.346806218858526 19.1839926183831 19.1835921287955 2424981.260021396 0.482412059563549 63.9723815817269 10.7458241910105 -87.089604567633 4169080.87316503 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
1931-Jan-10 22:30 < 00:01 Earth 0.151962839809179 0.151960936469155 0.151964743229951 22.2548889403141 22.2541010655101 2426352.437347889 0.127122595499203 184.676474131345 15.7733764369622 60.3165238125339 1120558.78564593 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
1931-Mar-09 11:04 < 00:01 Venus 0.1267060759761 0.126702797360005 0.126709354658239 19.4484649781304 19.4475837344519 2426409.961184644 0.180426425049783 205.237240213102 11.7660257147426 -40.3824876832857 923611.156957911 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
1942-Nov-09 03:36 < 00:01 Venus 0.0900057741357578 0.0900034353442389 0.0900081130111173 16.8457923033346 16.8443600310275 2430672.649664366 0.219850942785041 163.133803860598 12.2152018951051 -48.1998654132645 701832.919964795 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
1951-Nov-11 04:20 < 00:01 Jupiter 1.95750997722465 1.95750896108343 1.95751099336548 11.8089809634988 11.7722819909768 2433961.680885625 0.0992260824706508 22.5718477768248 16.9052282149907 75.2810614249626 3322847.32670614 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
1963-Sep-12 08:18 < 00:01 Jupiter 1.86069205518442 1.86069081356374 1.86069329680443 11.364367345043 11.3242397980404 2438284.845699569 0.0907014520667202 21.6584402569422 19.0578565086013 78.2876404011329 2726092.0928368 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
1966-Jul-10 05:20 < 00:01 Earth 0.47043826934363 0.470435929320091 0.47044060936927 31.7354057510339 31.7352272803536 2439316.722520809 0.055747403957455 125.727113966991 13.0186828880323 -22.757632267385 2031803.51162874 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
1970-Jun-29 05:58 < 00:01 Earth 0.286132624056986 0.286130860086226 0.286134388034137 25.6253116347387 25.6249482397761 2440766.748754966 0.058783244078588 107.437907808101 12.8461584512029 -37.1725364432814 1868644.57140423 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
1974-Jun-14 19:36 < 00:01 Earth 0.171304162208198 0.171303902151266 0.171304422264283 19.0965405239279 19.0957260090815 2442213.316701590 0.0698874907807522 79.7228217712241 11.619149613264 -84.1672899152376 1894810.89585768 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
1975-Jul-30 08:46 < 00:01 Jupiter 1.92809637552306 1.92809511538494 1.92809763566025 11.590348132928 11.5523832908962 2442623.865088056 0.0718107970242683 21.8878631629998 18.590261138764 -87.1399895705048 2964396.05314975 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
1978-Jun-06 03:54 < 00:01 Earth 0.180202893308497 0.180202351241442 0.180203435384675 16.6633700669256 16.6624827080015 2443665.662528315 0.0740312831312367 56.3117332329017 10.5216659542886 75.8239079688034 2066701.70044974 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
1982-Jun-02 00:07 < 00:01 Earth 0.194545164011947 0.194544604287154 0.194545723741653 15.793455581798 15.7925883670049 2445122.504918725 0.0691471014616199 40.3031663026768 10.0138347904834 68.6574834211241 2221718.80294794 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
1986-May-25 03:06 < 00:01 Earth 0.218065684836438 0.218065233113324 0.218066136562927 14.9051161701286 14.9042963820374 2446575.629350977 0.0683857719933323 25.4695200223467 9.46864055666386 66.7090763867003 2566183.74123172 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
1990-May-31 20:33 < 00:01 Earth 0.18890118865859 0.188900875697491 0.188901501620558 15.6730310736531 15.6721310847787 2448043.356332708 0.0383839794630943 18.9220990623885 10.0823381411076 73.8830722745016 2219854.74862745 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
1994-Jun-11 02:08 < 00:01 Earth 0.169331754220522 0.169331481451226 0.169332026989469 18.2331856778409 18.2323226562264 2449514.589068624 0.0202906066197838 12.3366725605732 10.7066134680003 -45.5097200019972 1892009.01064402 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
1998-Jun-17 13:22 < 00:01 Earth 0.193027152612585 0.193026839197838 0.193027466027354 20.75469886595 20.7540337697376 2450982.056725460 0.0156132862233838 14.48435170054 10.6849245366193 -22.6791050038095 1862185.56117259 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
2002-Jun-26 22:16 < 00:01 Earth 0.311769959060905 0.311769441848735 0.311770476273135 25.5043718809891 25.5040367872515 2452452.428072403 0.016659006054404 26.8291507744902 12.6448329541561 -26.4959090159895 2074792.24123279 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
2079-Jan-04 16:54 < 00:01 Earth 0.35952802806921 0.359526288476509 0.35952976766261 28.3792684974694 28.379007353257 2480403.204462217 0.0519530686888693 89.6800236866045 20.7132599050764 18.458238467719 930341.921147084 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
2083-Jan-10 17:38 < 00:01 Earth 0.240819376327809 0.240818131621411 0.240820621035235 24.8278130621225 24.8273674198704 2481870.234742299 0.0478189406697716 65.8340082346627 20.0160351615554 26.0304479621235 848574.131440998 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
2087-Jan-12 14:50 < 00:01 Earth 0.209799540347343 0.209798580897724 0.209800499797721 23.7979503345324 23.797416664102 2483333.118336468 0.039981058769869 50.6383464812514 19.6389197590957 28.1155449915069 842529.736852372 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
2091-Jan-15 05:50 < 00:01 Earth 0.17768556055405 0.177684664702342 0.177686456406859 22.6367059354166 22.6360434850486 2484796.743286302 0.0361554078909642 48.5121023101286 19.3762762489679 32.9976337601364 786680.279686834 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
2095-Jan-13 10:04 < 00:01 Earth 0.183857934846015 0.183856859968862 0.183859009725211 23.1313106391125 23.1306841181309 2486255.919127731 0.0360961453984508 60.2022159671472 19.5782153255887 34.8615509654452 798111.56807783 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
2099-Jan-05 04:46 < 00:01 Earth 0.304971272729454 0.304969779436913 0.304972766022714 27.2996037774376 27.2992837408534 2487708.698526011 0.0341704453476178 77.0362318004346 20.2739771153816 20.9894341619975 904731.146919057 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
2102-Dec-30 14:44 < 00:01 Earth 0.426675323347979 0.426673524101471 0.426677122594884 31.1338991487078 31.1336985709763 2489163.114139006 0.033731352756861 91.6174838803942 20.8372857458845 15.4342753961771 994210.260986232 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
2105-Oct-24 19:13 < 00:01 Jupiter 1.94849636115423 1.94849463801781 1.94849808428929 11.3152584650917 11.2767753675221 2490192.300823585 0.0528502211712857 24.274086047531 17.6707073351168 13.2082543716199 2293792.74229498 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
2107-Feb-07 14:59 < 00:01 Venus 0.0748912888287443 0.0748898616892655 0.0748927159823093 15.1905018990567 15.1885929567337 2490663.124530603 0.130839797743926 79.0806899348451 12.4689984385367 -37.313290103707 459639.181908291 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
2117-Sep-05 18:58 < 00:01 Jupiter 1.94064248524147 1.94064080297672 1.94064416750308 11.3445126166121 11.3059734881691 2494526.290240347 0.0500773533497162 23.4540003653338 17.6318737816645 13.267005854893 2363771.10973217 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
2142-Jul-17 19:46 < 00:01 Earth 0.466795571355814 0.466794144512881 0.466796998199273 32.9898243800662 32.9896513559 2503607.323800953 0.0292675494178462 74.4238764867855 14.83284757449 -19.976974542062 1737462.4929437 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
2146-May-24 06:47 < 00:01 Earth 0.277155824029105 0.277154726662548 0.27715692140703 15.3569142021731 15.3562881749172 2505013.782838850 0.163505811720025 49.9432891184336 8.02942273931709 55.0614451693196 3446958.41476106 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
2150-Feb-18 15:56 < 00:01 Earth 0.255890075853316 0.255889217045212 0.255890934673389 16.6302578121095 16.629631676927 2506380.163684108 0.192861471921342 51.7044092319595 10.349196710019 -67.7872139946776 2853734.86755783 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
2153-Dec-22 10:10 < 00:01 Earth 0.469021729264687 0.469019586421668 0.469023872108269 34.0200903749483 34.019923387051 2507782.923811839 0.0582577410423226 110.184941827378 20.6922404750581 14.9023650480455 1014025.66307029 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
2161-Nov-18 00:45 < 00:01 Venus 0.0988552271622817 0.098853138005865 0.0988573164320094 17.8664937036528 17.8652641572585 2510670.531402601 0.197996429313015 178.14305047026 10.6959725637065 -55.9086232633154 991827.107858402 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
2177-Jun-02 23:49 < 00:01 Earth 0.255208373688991 0.255204900000412 0.255211847481803 15.383993031673 15.3833143627828 2516346.492486150 0.372408102561059 161.297922070067 9.25095718424073 52.6453910472001 2658700.72752164 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
2181-Feb-05 09:58 < 00:01 Earth 0.216997530695052 0.216994276995752 0.217000784491473 16.5852851740007 16.5845448116681 2517689.915320830 0.377169232156237 166.686270128326 15.2922509450617 -52.4929345075747 1400858.90716607 T 76 CATAB v2.0c-linF95 2014-Jun-09 19:11:53 2014-Jun-09 19:11
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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