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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 69 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1535897216516402 | 3.624e-08 | |
| a | 3.224122756554922 | 1.4919e-08 | au |
| q | 2.728930639804932 | 1.146e-07 | au |
| i | 8.548028904988977 | 3.6983e-06 | deg |
| node | 344.3566865216927 | 2.819e-05 | deg |
| peri | 69.4969276911651 | 3.1618e-05 | deg |
| M | 246.0539975388224 | 1.5297e-05 | deg |
| tp | 2459669.786974681717
(2022-Mar-31.28697468) | 9.274e-05 | TDB |
| period | 2114.539393056019
5.79 | 1.4677e-05
4.018e-08 | d
yr |
| n | .1702498431489201 | 1.1817e-09 | deg/d |
| Q | 3.719314873304911 | 1.7211e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
8.7 |
|
n/a |
MPO492752 |
IRAS observations used: 18 |
| diameter |
diameter |
75.72 |
km |
1.7 |
IRAS-A-FPA-3-RDR-IMPS-V6.0 |
IRAS observations used: 18 |
| rotation period |
rot_per |
6.737 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List:
[Harris, A.W.; Young, J.W.; Dockweiler, T.; Gibson, J.; et al. (1992) Icarus 95, 115-147.]
[Behrend, R. (2012) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2017) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.] |
| geometric albedo |
albedo |
0.1068 |
|
0.005 |
IRAS-A-FPA-3-RDR-IMPS-V6.0 |
IRAS observations used: 18 |
| B-V |
BV |
0.714 |
|
0.020 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=1; phase=8.99 deg. |
| U-B |
UB |
0.268 |
|
0.020 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=1; phase=8.99 deg. |
| Tholen spectral type |
spec_T |
M |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
used 2 color indices; used ground-based radiometric albedo |
|
| 325 Heidelberga (A892 EA) Discovered 1892-Mar-04 by Wolf, M. at Heidelberg |
| 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 |
| 2009-Apr-21 23:19 |
< 00:01 |
Jupiter |
1.85787127898556 |
1.85787082770836 |
1.85787173026276 |
3.71196316536736 |
3.58703918125101 |
2454943.471866653 |
0.225710315703189 |
61.6951306316648 |
18.2112294416111 |
84.3430585034522 |
3264915.29369682 |
T |
69 |
CATAB v2.0f-lin.ifort 2020-Dec-18 01:52:53 |
2020-Dec-18 01:52 |
| 2020-Jun-07 21:28 |
< 00:01 |
Jupiter |
1.78316998246891 |
1.78316953044492 |
1.78317043449291 |
2.79876607241147 |
2.62356107499761 |
2459008.394286548 |
0.326646034220038 |
58.8530961735931 |
15.302744736735 |
78.397466856596 |
2889622.13380141 |
T |
69 |
CATAB v2.0f-lin.ifort 2020-Dec-18 01:52:53 |
2020-Dec-18 01:52 |
| 2031-Aug-02 15:44 |
< 00:01 |
Jupiter |
1.77290746915581 |
1.77290699754519 |
1.77290794076633 |
2.0249606298975 |
1.77339999275414 |
2463081.155478578 |
0.576579962856474 |
53.7096789105054 |
28.1554702847299 |
61.3836108763582 |
2460020.1434375 |
T |
69 |
CATAB v2.0f-lin.ifort 2020-Dec-18 01:52:53 |
2020-Dec-18 01:52 |
| 2042-Sep-27 13:57 |
< 00:01 |
Jupiter |
1.81191686778054 |
1.81191636266004 |
1.81191737290074 |
1.68264695738245 |
1.37708186030294 |
2467155.081258893 |
0.887393879377382 |
66.4489025108682 |
37.8235687257199 |
81.3706612671998 |
2663861.56067828 |
T |
69 |
CATAB v2.0f-lin.ifort 2020-Dec-18 01:52:53 |
2020-Dec-18 01:52 |
| 2053-Nov-23 00:37 |
00:01 |
Jupiter |
1.8812074903018 |
1.88120693127967 |
1.88120804932414 |
2.05198913005299 |
1.81938175986445 |
2471229.525361953 |
1.18529680586886 |
58.2937945745633 |
28.3369567525931 |
81.9607040909332 |
1957923.84292733 |
T |
69 |
CATAB v2.0f-lin.ifort 2020-Dec-18 01:52:53 |
2020-Dec-18 01:52 |
| 2065-Jan-18 18:05 |
00:01 |
Jupiter |
1.9788009639725 |
1.97880032629235 |
1.97880160165354 |
2.83059493318196 |
2.67510204426878 |
2475304.253314460 |
1.44249465007787 |
94.068750962463 |
15.6315666253129 |
82.6276918340411 |
2683710.93168397 |
T |
69 |
CATAB v2.0f-lin.ifort 2020-Dec-18 01:52:53 |
2020-Dec-18 01:52 |
| 2175-Dec-04 14:08 |
00:03 |
Jupiter |
1.87886154648481 |
1.87886026532737 |
1.87886282764374 |
4.04804508977657 |
3.93510295575552 |
2515800.089034271 |
3.12097081704439 |
123.854634597304 |
30.9735883318216 |
67.7636957068407 |
1991540.81728325 |
T |
69 |
CATAB v2.0f-lin.ifort 2020-Dec-18 01:52:53 |
2020-Dec-18 01:52 |
| 2187-Jan-17 13:10 |
00:03 |
Jupiter |
1.7497397787901 |
1.74973908546548 |
1.74974047211462 |
3.24413355016594 |
3.09131570600964 |
2519862.048283610 |
3.1190431809651 |
86.810452582317 |
20.2128473394455 |
89.1530113154541 |
1524510.16401166 |
T |
69 |
CATAB v2.0f-lin.ifort 2020-Dec-18 01:52:53 |
2020-Dec-18 01:52 |
| 2198-Mar-19 19:41 |
00:03 |
Jupiter |
1.71400061043401 |
1.71400012771834 |
1.71400109315055 |
2.5270927733664 |
2.32332532715771 |
2523941.319879216 |
3.26130116470955 |
144.416816692874 |
16.9702257001903 |
69.6759991401057 |
2335840.04246377 |
T |
69 |
CATAB v2.0f-lin.ifort 2020-Dec-18 01:52:53 |
2020-Dec-18 01:52 |
|
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