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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 30 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1338710837229947 | 2.2475e-08 | |
| a | 1.89254587583828 | 4.7113e-09 | au |
| q | 1.639188708444325 | 4.3418e-08 | au |
| i | 24.20785673790441 | 8.8345e-07 | deg |
| node | 8.364752025980184 | 2.2749e-06 | deg |
| peri | 87.6250579695523 | 7.4375e-06 | deg |
| M | 240.7877262097215 | 9.4059e-06 | deg |
| tp | 2459515.410050258477
(2021-Oct-27.91005026) | 2.5401e-05 | TDB |
| period | 950.9727017915209
2.60 | 3.551e-06
9.722e-09 | d
yr |
| n | .3785597623589008 | 1.4136e-09 | deg/d |
| Q | 2.145903043232235 | 5.342e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
14.19 |
|
n/a |
E2021B10 |
|
| diameter |
diameter |
3.023 |
km |
0.554 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N) |
|
| rotation period |
rot_per |
3.3398 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List:
[Warner, B.D.; Pravec, P.; Kusnirak, P.; Foote, C.; et al. (2006) Minor Planet Bull. 33, 34-35.]
[Warner, B.D. (2009) Minor Planet Bull. 36, 109-116.] |
| geometric albedo |
albedo |
0.385 |
|
0.158 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N) |
|
|
| 3854 George (1983 EA) Discovered 1983-Mar-13 by Shoemaker, C. at Palomar |
| Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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