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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 41 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .2496786405241898 | 2.7981e-08 | |
a | 2.885266276029409 | 1.1001e-08 | au |
q | 2.164876914680095 | 8.2333e-08 | au |
i | 5.993339261687072 | 3.338e-06 | deg |
node | 224.5217819632653 | 4.1076e-05 | deg |
peri | 177.223985862822 | 4.199e-05 | deg |
M | 57.47104039656712 | 8.8198e-06 | deg |
tp | 2458914.725262352652 (2020-Mar-06.22526235) | 4.3768e-05 | TDB |
period | 1790.099932820958 4.90 | 1.0238e-05 2.803e-08 | d yr |
n | .201106091006153 | 1.1502e-09 | deg/d |
Q | 3.605655637378724 | 1.3748e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
11.73 |
|
n/a |
E2021B10 |
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diameter |
diameter |
35.18 |
km |
3.9 |
IRAS-A-FPA-3-RDR-IMPS-V6.0 |
IRAS observations used: 2 |
rotation period |
rot_per |
18.54 |
h |
n/a |
LCDB (Rev. 2020-October); 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: [Warner, B.D. (2011) Minor Planet Bull. 38, 96-101.] |
geometric albedo |
albedo |
0.0473 |
|
0.012 |
IRAS-A-FPA-3-RDR-IMPS-V6.0 |
IRAS observations used: 2 |
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1203 Nanna (1931 TA) Discovered 1931-Oct-05 by Wolf, M. at Heidelberg |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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Alternate Designations
1931 TA = 1926 RH = 1978 AD |
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