[ 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.
[ revert to old Java-based viewer ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .03163508088298733 | 3.0923e-08 | |
a | 2.854268228788551 | 1.2414e-08 | au |
q | 2.763973222509085 | 8.6714e-08 | au |
i | 2.850554606606174 | 3.5849e-06 | deg |
node | 57.04051044027796 | 6.9316e-05 | deg |
peri | 224.9950664397311 | 9.1875e-05 | deg |
M | 87.96203397447991 | 6.1004e-05 | deg |
tp | 2458170.138547840005 (2018-Feb-20.63854784) | 0.00029858 | TDB |
period | 1761.329471105085 4.82 | 1.1491e-05 3.146e-08 | d yr |
n | .2043910613578336 | 1.3334e-09 | deg/d |
Q | 2.944563235068018 | 1.2807e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ hide covariance matrix ]
Orbital Elements at Epoch 2456673.5 (2014-Jan-16.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .03415585881647116 | 3.0935e-08 | |
q | 2.756676636212915 | 8.7118e-08 | au |
tp | 2456409.458150568254 (2013-Apr-26.95815057) | 0.00027723 | TDB |
node | 57.09499847825416 | 6.9414e-05 | deg |
peri | 225.1682103811151 | 8.9079e-05 | deg |
i | 2.849779539087462 | 3.581e-06 | deg |
|
| | Orbit Determination Parameters
Additional Information
|
Orbit Covariance (6×6)
|
|
e |
q |
tp |
node |
peri |
i |
e |
9.570035133474531E-16 |
-2.670165142339766E-15 |
-1.809005296174234E-13 |
-4.416598099587364E-16 |
-3.837127102364105E-14 |
1.48951518339036E-16 |
q |
-2.670165142339766E-15 |
7.589593550084119E-15 |
2.533698466897068E-13 |
7.322234899312722E-16 |
6.038219627110622E-14 |
-2.994198569732876E-16 |
tp |
-1.809005296174234E-13 |
2.533698466897068E-13 |
7.685498709343394E-8 |
1.431264050772151E-11 |
1.549129158056777E-8 |
-2.787631505666017E-13 |
node |
-4.416598099587364E-16 |
7.322234899312722E-16 |
1.431264050772151E-11 |
4.8183619129214E-9 |
-4.809280521596464E-9 |
-1.456066615649769E-11 |
peri |
-3.837127102364105E-14 |
6.038219627110622E-14 |
1.549129158056777E-8 |
-4.809280521596464E-9 |
7.935024409359171E-9 |
1.449240307047095E-11 |
i |
1.48951518339036E-16 |
-2.994198569732876E-16 |
-2.787631505666017E-13 |
-1.456066615649769E-11 |
1.449240307047095E-11 |
1.282382989554893E-11 |
|
Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
12.0 |
|
n/a |
MPO332867 |
|
diameter |
diameter |
11.956 |
km |
0.280 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
rotation period |
rot_per |
3.257 |
h |
n/a |
LCDB (Rev. 2019-January); Warner et al., 2009 |
Published Reference List: [Cooney, Jr.; W.R.; Gross, J.; Terrell, D.; Reddy, V.; Dyvig, R. (2007) Minor Planet Bull. 34, 47-48.] |
geometric albedo |
albedo |
0.409 |
|
0.042 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
5139 Rumoi (1990 VH4) Discovered 1990-Nov-13 by Mukai and Takeishi at Kagoshima |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
|
[ hide close-approach data ]
Close-Approach Data ...sorted by Date/Time (TDB)
|
Date/Time (TDB) |
Time Uncertainty (days_HH:MM) |
Body |
Nominal Distance (au) |
Minimum Distance (au) |
Maximum Distance (au) |
V-relative (km/s) |
V-infinity (km/s) |
JD (TDB) |
Time Uncertainty (minutes) |
Semi-major axis (km) |
Semi-minor axis (km) |
range-LOV angle (deg) |
N-sigma |
BP |
Orbit Ref. |
Reference |
Modified |
1934-Jul-08 14:28 |
00:02 |
Europ |
0.0481777253485371 |
0.0481722382056093 |
0.0481832138955365 |
3.04072920495692 |
3.0407291324052 |
2427627.103048006 |
2.16020239748027 |
495.841908615361 |
37.6612046649991 |
56.7877181613068 |
160122.389550068 |
T |
36 |
CATAB v2.0f-lin.ifort 2019-Dec-13 21:55:06 |
2019-Dec-13 21:55 |
|
Alternate Designations
1990 VH4 = 1956 UM = 1959 JH = 1973 FG2 = 1989 QK1 |
|
|