| C/1861 G1 (Thatcher) |
| Classification: Comet SPK-ID: 1000829 |
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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 2400920.5 (1861-May-25.0) TDB
Reference: SAO_2008 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | 0.983465 | n/a | |
| a | 55.6818869 | n/a | au |
| q | 0.920700 | n/a | au |
| i | 79.7733 | n/a | deg |
| node | 31.8674 | n/a | deg |
| peri | 213.4496 | n/a | deg |
| M | -0.0234598 | n/a | deg |
| tp | 2400930.3899
(1861-Jun-03.88990000) | n/a | TDB |
| period | 151578.75
415.00 | n/a
n/a | d
yr |
| n | 0.0023721 | n/a | deg/d |
| Q | 110.4430738 | n/a | au |
|
| | Orbit Determination Parameters
Additional Information
| T_jup = 0.304 |
| epoch may be 2400921.0 (hour ambiguous: 12h/0h) |
| time units are UT, but set to ET |
| 2008 SAO Comet Catalog |
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|
| no physical parameters available |
Alternate Designations
Perihelion
Year (est.) | New-Style
Desig | Roman
Numeral | Year/
Letter | | 1861.4 | C/1861 G1 | | |
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