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(2020 TB12)
Classification: Apollo [NEO]          SPK-ID: 54092465
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5197906687438348 3.7907e-06  
a 2.027596103880402 1.588e-05 au
q .9736705691020139 6.2711e-08 au
i 8.914819233097358 4.5067e-05 deg
node 126.8273591490802 1.5509e-05 deg
peri 353.9603878397037 1.5283e-05 deg
M 347.1941813829036 0.00014582 deg
tp 2459238.012451272338
(2021-Jan-23.51245127)
1.4776e-05 TDB
period 1054.558311486033
2.89
0.012389
3.392e-05
d
yr
n .3413751483241408 4.0105e-06 deg/d
Q 3.08152163865879 2.4134e-05 au
  Orbit Determination Parameters
   # obs. used (total)      193  
   data-arc span      173 days  
   first obs. used      2020-10-15  
   last obs. used      2021-04-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .41931  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-06 06:26:54  

Additional Information
 Earth MOID = .00905642 au 
 Jupiter MOID = 2.02715 au 
 T_jup = 3.620 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 22.16   .53395 E2021D77 autocmod 2.8

[ 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
1902-Mar-19 17:05 8_06:26 Earth 0.427383324894915 0.29459484546464 0.562176791944688 20.7449173071642 20.7446167782785 2415828.211861658 11906.330377466 6829622.40226812 6.23085734114695 -11.7237766127546 1844924.31008061 T 38 CATAB v2.0f-lin.ifort 2021-Apr-06 06:26:55 2021-Apr-06 06:26
1965-Nov-28 00:50 6_08:24 Earth 0.42144066861384 0.323257941219421 0.521330627895594 19.6563623572423 19.6560407126026 2439092.534406691 9144.12597615243 5116653.68995534 6.95226893042489 14.7324182414318 2005349.99538409 T 38 CATAB v2.0f-lin.ifort 2021-Apr-06 06:26:55 2021-Apr-06 06:26
1995-Jan-20 05:08 1_05:07 Earth 0.0230162826475952 0.0191949711690556 0.0268624213081543 8.50239149088203 8.4887649937057 2449737.713835762 1746.49593884475 194860.099170133 2.85649176217526 11.0165504096357 224279.497921728 T 38 CATAB v2.0f-lin.ifort 2021-Apr-06 06:26:55 2021-Apr-06 06:26
2021-Feb-01 05:50 < 00:01 Earth 0.0173394262229111 0.0173390967584334 0.0173397556873415 8.88488031099744 8.86756822631142 2459246.742969851 0.0351938003923257 16.3666084575477 2.43821357292788 -0.556321060833322 98139.4874192714 T 38 CATAB v2.0f-lin.ifort 2021-Apr-06 06:26:55 2021-Apr-06 06:26
2050-Feb-13 13:14 23:52 Earth 0.0657089569130731 0.0607993716021867 0.0706970758280481 9.75248141154919 9.7483226381166 2469851.051054258 1431.49651343365 271553.132885957 4.5225515999764 -24.6069101914569 833036.863560347 T 38 CATAB v2.0f-lin.ifort 2021-Apr-06 06:26:55 2021-Apr-06 06:26
2052-Nov-27 20:39 07:16 Earth 0.409510332689413 0.404801334294282 0.414223424903102 19.6489988746122 19.6486677353138 2470869.360513034 435.988321327556 243632.028533319 6.94533946671925 15.3713048681253 2041261.42848255 T 38 CATAB v2.0f-lin.ifort 2021-Apr-06 06:26:55 2021-Apr-06 06:26
2082-Mar-02 16:58 22:02 Earth 0.213561107684079 0.203543594265487 0.223623886883412 13.5990836851 13.5981662080785 2481556.206650415 1322.28730627719 524121.119745175 5.81161818795555 -17.1996717027841 1382040.60739059 T 38 CATAB v2.0f-lin.ifort 2021-Apr-06 06:26:55 2021-Apr-06 06:26
2084-Dec-14 18:48 1_01:14 Earth 0.221611032965536 0.210941568706607 0.232338214840738 13.4764906492598 13.4755984568164 2482574.283606443 1513.9166008973 562506.233793734 6.31802180685059 18.4752079615845 1396365.85124327 T 38 CATAB v2.0f-lin.ifort 2021-Apr-06 06:26:55 2021-Apr-06 06:26
2117-Mar-10 14:49 1_03:47 Earth 0.294189145751653 0.278836471277631 0.309598224860396 15.9314804875412 15.9309119785672 2494347.117490216 1667.35871901817 793427.370721034 6.02659082876984 -14.8222635270104 1595593.88685683 T 38 CATAB v2.0f-lin.ifort 2021-Apr-06 06:26:55 2021-Apr-06 06:26
2119-Dec-25 11:14 1_20:26 Earth 0.153516999963304 0.139731723332661 0.167463766045899 11.3324894475945 11.3309577962789 2495366.968371472 2666.14857739776 734686.070184869 5.84945780828532 19.6901458985534 1116828.22784529 T 38 CATAB v2.0f-lin.ifort 2021-Apr-06 06:26:55 2021-Apr-06 06:26
2152-Jan-27 14:51 07:27 Earth 0.00439773902229729 0.00378518793290607 0.00514195647805165 8.63890120133835 8.56848086459274 2507088.118875306 446.644551515664 51057.2730965776 4.3453290936134 47.7468822118087 109655.400574214 T 38 CATAB v2.0f-lin.ifort 2021-Apr-06 06:26:55 2021-Apr-06 06:26
2152-Jan-28 02:33 07:09 Moon 0.00395579139541344 0.00351293775100199 0.00462580382337736 8.65351768852926 8.65256023714688 2507088.606474599 429.236739517072 55106.071975191 4.46452474377757 58.8029511944132 113077.564528128 T 38 CATAB v2.0f-lin.ifort 2021-Apr-06 06:26:55 2021-Apr-06 06:26
2174-Dec-22 20:52 8_02:07 Earth 0.153539619099123 0.0958506437181789 0.216938588314568 11.7106097370035 11.7091277654394 2515453.369562393 11647.0287985717 3363831.78624962 6.82834207391149 23.9208047659073 1257283.32136826 T 38 CATAB v2.0f-lin.ifort 2021-Apr-06 06:26:55 2021-Apr-06 06:26
2195-Mar-15 08:21 6_13:31 Earth 0.325847162116842 0.235066238144408 0.418691309680654 17.1357789748996 17.1353017747082 2522840.848205714 9450.88424818059 4757671.32692511 22.2667782870999 -15.1339265479751 491445.931492651 T 38 CATAB v2.0f-lin.ifort 2021-Apr-06 06:26:55 2021-Apr-06 06:26
2197-Dec-04 02:50 6_07:52 Earth 0.370474048472179 0.276530631432738 0.466326708235589 18.3358815837018 18.3354893387028 2523835.617994747 9111.74154497234 4914741.34854447 8.33750714402931 15.1357049603364 1460463.35122069 T 38 CATAB v2.0f-lin.ifort 2021-Apr-06 06:26:55 2021-Apr-06 06:26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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