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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 | .1101842969940621 | 2.1867e-08 | |
a | 2.633080828981966 | 7.0423e-09 | au |
q | 2.342956668912045 | 5.8428e-08 | au |
i | 2.761499446339723 | 1.0953e-06 | deg |
node | 13.42578209085273 | 2.4689e-05 | deg |
peri | 247.5584511589188 | 3.0761e-05 | deg |
M | 26.89390008194343 | 7.9878e-06 | deg |
tp | 2459083.914108034111 (2020-Aug-22.41410803) | 3.4686e-05 | TDB |
period | 1560.611178737115 4.27 | 6.2609e-06 1.714e-08 | d yr |
n | .2306788551209282 | 9.2544e-10 | deg/d |
Q | 2.923204989051886 | 7.8182e-09 | au |
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| | 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 |
10.28 |
|
n/a |
E2021B10 |
|
diameter |
diameter |
48.626 |
km |
0.277 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
rotation period |
rot_per |
4.422 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List: [Shevchenko, V.G.; Chiorny, V.G.; Gaftonyuk, M.; Krugly, Y.N.; et al. (2008) Icarus 196, 601-611.] |
geometric albedo |
albedo |
0.020 |
|
0.008 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N) |
|
B-V |
BV |
0.708 |
|
0.028 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=3; phase (min.=3.38, mean=5.43, max.=8.10) deg. |
U-B |
UB |
0.315 |
|
0.054 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=2; phase (min.=3.38, mean=4.09, max.=4.80) deg. |
Tholen spectral type |
spec_T |
CX |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
used 2 color indices |
|
615 Roswitha (A906 TF) Discovered 1906-Oct-11 by Kopff, A. at Heidelberg |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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Alternate Designations
A906 TF = A902 WF = A902 YA = A908 BA |
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