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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1618318279796508 | 3.17e-08 | |
| a | 2.245639398519857 | 5.7874e-09 | au |
| q | 1.882223469674265 | 7.0782e-08 | au |
| i | 7.598365287882396 | 3.6712e-06 | deg |
| node | 90.72073028539074 | 2.9053e-05 | deg |
| peri | 190.9171610250552 | 3.1517e-05 | deg |
| M | 95.55146018863879 | 1.3593e-05 | deg |
| tp | 2458674.255436758445
(2019-Jul-09.75543676) | 4.5978e-05 | TDB |
| period | 1229.160104252646
3.37 | 4.7516e-06
1.301e-08 | d
yr |
| n | .29288291960866 | 1.1322e-09 | deg/d |
| Q | 2.60905532736545 | 6.724e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
12.8 |
|
n/a |
MPO435711 |
|
| diameter |
diameter |
9.035 |
km |
1.496 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
|
| rotation period |
rot_per |
64.23 |
h |
n/a |
LCDB (Rev. 2019-August); Warner et al., 2009 |
Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Higgins, D.J. (2011) http://www.david-higgins.com/Astronomy/asteroid/lightcurves.htm]
[Hanus, J.; Durech, J.; Broz, M.; Marciniak, A.; et al. (2013) Astron. Astrophys. 551, A67.] |
| geometric albedo |
albedo |
0.179 |
|
0.092 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
|
| SMASSII spectral type |
spec_B |
S |
|
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) |
|
| 1634 Ndola | Discovered 1935 Aug. 19 by C. Jackson at Johannesburg. |
| Named for the most important mining town in Zambia. |
| NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
| Reference: MPC 5182 | Last Updated: 2006-03-21 |
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