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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 34 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .14040869898901 | 3.4114e-08 | |
| a | 2.33004473607545 | 8.4001e-09 | au |
| q | 2.002886186096905 | 8.0073e-08 | au |
| i | 5.214468021399986 | 3.2194e-06 | deg |
| node | 259.5280977613112 | 3.8587e-05 | deg |
| peri | 71.82884460161117 | 3.9903e-05 | deg |
| M | 231.7323947301595 | 1.1087e-05 | deg |
| tp | 2459663.370285727386
(2022-Mar-24.87028573) | 4.0786e-05 | TDB |
| period | 1299.1066802199
3.56 | 7.0252e-06
1.923e-08 | d
yr |
| n | .2771135007473465 | 1.4985e-09 | deg/d |
| Q | 2.657203286053995 | 9.5796e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
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[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
13.83 |
|
n/a |
E2021B10 |
|
| diameter |
diameter |
9.839 |
km |
0.062 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| rotation period |
rot_per |
13.39 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List:
[Stephens, R.D.; Warner, B.D. (2019) Minor Planet Bull. 45, 66-71.] |
| geometric albedo |
albedo |
0.058 |
|
0.007 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 3890 Bunin (1976 YU5) Discovered 1976-Dec-18 by Chernykh, L. at Nauchnyj |
| Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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