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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1606687637202451 | 3.962e-08 | |
| a | 2.781800100126963 | 1.1115e-08 | au |
| q | 2.33485171712271 | 1.0767e-07 | au |
| i | 5.81862029078504 | 3.6558e-06 | deg |
| node | 57.76224656150651 | 3.9951e-05 | deg |
| peri | 269.9850085330285 | 4.1945e-05 | deg |
| M | 176.6083932982697 | 1.538e-05 | deg |
| tp | 2458169.126565084116
(2018-Feb-19.62656508) | 7.0388e-05 | TDB |
| period | 1694.678440702686
4.64 | 1.0157e-05
2.781e-08 | d
yr |
| n | .2124296806718853 | 1.2732e-09 | deg/d |
| Q | 3.228748483131216 | 1.2901e-08 | 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 |
12.1 |
|
n/a |
MPO358639 |
|
| diameter |
diameter |
22.318 |
km |
0.284 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
| geometric albedo |
albedo |
0.027 |
|
0.006 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
|
| SMASSII spectral type |
spec_B |
X |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002) |
|
| 1327 Namaqua (1934 RT) Discovered 1934-Sep-07 by Jackson, C. at Johannesburg (UO) |
| Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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