[ hide orbit diagram ]
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 43 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .07894562984409711 | 3.7265e-08 | |
a | 2.745404994150848 | 8.5153e-09 | au |
q | 2.528667267710479 | 1.0243e-07 | au |
i | 9.463816843019607 | 4.27e-06 | deg |
node | 13.59402586829995 | 1.9891e-05 | deg |
peri | 155.3119478612422 | 3.0823e-05 | deg |
M | 248.4460243848375 | 2.4647e-05 | deg |
tp | 2459715.361725269647 (2022-May-15.86172527) | 0.00011444 | TDB |
period | 1661.52949794001 4.55 | 7.7303e-06 2.116e-08 | d yr |
n | .2166678355372768 | 1.008e-09 | deg/d |
Q | 2.962142720591216 | 9.1876e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
10.38 |
|
n/a |
E2021B10 |
IRAS observations used: 12 |
diameter |
diameter |
56.939 |
km |
0.474 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
rotation period |
rot_per |
19.499 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List: [Ditteon, R.; Kirkpatrick, E.; Doering, K. (2010) Minor Planet Bull. 37, 1-4.] [Pilcher, F. (2013) Minor Planet Bull. 40, 158-160.] |
geometric albedo |
albedo |
0.038 |
|
0.004 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
B-V |
BV |
0.764 |
|
0.018 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=2; phase (min.=1.51, mean=7.91, max.=14.32) deg. |
U-B |
UB |
0.275 |
|
0.056 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=2; phase (min.=2.18, mean=8.25, max.=14.32) deg. |
Tholen spectral type |
spec_T |
X |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
used 2 color indices |
|
255 Oppavia (A886 FB) Discovered 1886-Mar-31 by Palisa, J. at Vienna |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
|
[ show close-approach data ]
Alternate Designations
A886 FB = 1938 VC = 1938 XC = 1945 GD = 1951 SG = A904 EC = A924 TA |
|
|