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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 9 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1320299929530268 | 9.4311e-08 | |
| a | 3.127238477055909 | 5.8313e-08 | au |
| q | 2.714349202967782 | 3.1426e-07 | au |
| i | 12.20653128114403 | 1.0967e-05 | deg |
| node | 344.1154549271079 | 3.6572e-05 | deg |
| peri | 325.5841470145022 | 5.3834e-05 | deg |
| M | 299.6011020656526 | 4.1766e-05 | deg |
| tp | 2459539.395999226723
(2021-Nov-20.89599923) | 0.00023945 | TDB |
| period | 2019.946785357493
5.53 | 5.6498e-05
1.547e-07 | d
yr |
| n | .1782225168552085 | 4.9849e-09 | deg/d |
| Q | 3.540127751144035 | 6.6012e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
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Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
16.14 |
|
n/a |
E2021B25 |
|
| diameter |
diameter |
4.248 |
km |
1.061 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.032 |
|
0.019 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 390970 (2005 QH127) Discovered 2005-Aug-28 by Spacewatch at Kitt Peak |
| Reference: | Last Updated: 2014-04-17 |
|
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