| C/1861 J1 (Great comet) |
| Classification: Comet SPK-ID: 1000830 |
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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 | 0.985070 | n/a | |
| a | 55.0826524 | n/a | au |
| q | 0.822384 | n/a | au |
| i | 85.4424 | n/a | deg |
| node | 280.9099 | n/a | deg |
| peri | 330.0841 | n/a | deg |
| M | -0.0434129 | n/a | deg |
| tp | 2400938.5068
(1861-Jun-12.00680000) | n/a | TDB |
| period | 149387.25
409.00 | n/a
n/a | d
yr |
| n | 0.0024109 | n/a | deg/d |
| Q | 109.3429208 | n/a | au |
|
| | Orbit Determination Parameters
Additional Information
| T_jup = 0.183 |
| 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 J1 | | |
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