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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 84 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .09630440429857547 | 1.5093e-08 | |
| a | 2.219196113407675 | 4.554e-09 | au |
| q | 2.005477753684235 | 3.355e-08 | au |
| i | 2.941311652952972 | 3.7701e-07 | deg |
| node | 83.44650504851349 | 1.0821e-05 | deg |
| peri | 55.70176511026791 | 1.3339e-05 | deg |
| M | 300.5572622870732 | 5.498e-06 | deg |
| tp | 2459399.883058635274
(2021-Jul-04.38305864) | 1.8756e-05 | TDB |
| period | 1207.513379604809
3.31 | 3.7169e-06
1.018e-08 | d
yr |
| n | .2981333425206598 | 9.1771e-10 | deg/d |
| Q | 2.432914473131115 | 4.9926e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
10.7 |
|
n/a |
MPO435698 |
|
| diameter |
diameter |
21.243 |
km |
0.632 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
|
| rotation period |
rot_per |
5.05538 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List:
[Ford, L.; Stecher, G.; Jaeger, T.; Martin, P.; Smethells, W. (2001) IAPPP Communications 85, 35-43.]
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2008) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Kryszczynska A.; et al. (2008) Astron. Astrophys.; in preparation.]
[Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.]
[Kryszczynska, A.; Colas, F.; Polinska, M.; Hirsch, R.; et al. (2012) Astron. Astrophys. 546, A72.]
[Dykhuis, M.J.; Molnar, L.A.; Gates, C.J.; Gonzales, J.A.; et al. (2016) Icarus 267, 174-203.]
[Behrend, R. (2018) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] |
| geometric albedo |
albedo |
0.393 |
|
0.081 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
|
|
| 367 Amicitia (A893 KB) Discovered 1893-May-19 by Charlois, A. at Nice |
| Reference: DISCOVERY.DB | Last 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 |
| 1940-Jan-19 22:44 |
< 00:01 |
Thisb |
0.0492590173680442 |
0.0492560502570495 |
0.0492619845250562 |
4.23229613210226 |
4.23229609939735 |
2429648.447552431 |
0.866686858551647 |
166.454305855951 |
28.1768751790738 |
-27.7627865339569 |
127899.930236728 |
T |
84 |
CATAB v2.0f-lin.ifort 2021-Mar-16 11:05:22 |
2021-Mar-16 11:05 |
|
Alternate Designations
| A893 KB = 1927 UO = 1957 TM = 1965 GA |
|
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