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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1983209235189883 | 3.5186e-08 | |
a | 2.248885519928538 | 4.4218e-09 | au |
q | 1.80288446672783 | 7.9198e-08 | au |
i | 4.421759231112939 | 3.0613e-06 | deg |
node | 285.7831193556999 | 4.8643e-05 | deg |
peri | 84.99590638259559 | 4.9333e-05 | deg |
M | 71.37643287788295 | 7.3421e-06 | deg |
tp | 2458756.268437412033 (2019-Sep-29.76843741) | 2.5142e-05 | TDB |
period | 1231.826234327166 3.37 | 3.633e-06 9.947e-09 | d yr |
n | .2922490120504984 | 8.6193e-10 | deg/d |
Q | 2.694886573129246 | 5.2987e-09 | au |
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| | Orbit Determination Parameters
Additional Information
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[ hide covariance matrix ]
Orbital Elements at Epoch 2456658.5 (2014-Jan-01.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1991762460507575 | 3.5305e-08 | |
q | 1.800885196673004 | 7.9571e-08 | au |
tp | 2456292.885808569446 (2012-Dec-31.38580857) | 2.6079e-05 | TDB |
node | 285.8950613885528 | 4.8703e-05 | deg |
peri | 84.84801175532752 | 4.9374e-05 | deg |
i | 4.419073183197501 | 3.0602e-06 | deg |
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| | Orbit Determination Parameters
Additional Information
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Orbit Covariance (6×6)
|
|
e |
q |
tp |
node |
peri |
i |
e |
1.246459699076995E-15 |
-2.806451715531281E-15 |
-1.127043550338841E-13 |
-3.99333762971611E-15 |
-5.962480446825052E-14 |
-2.88950925864315E-15 |
q |
-2.806451715531281E-15 |
6.331485672594115E-15 |
2.231327231963887E-13 |
9.474056043618822E-15 |
1.251516302202489E-13 |
6.568552545639305E-15 |
tp |
-1.127043550338841E-13 |
2.231327231963887E-13 |
6.801245251561745E-10 |
4.05616739863487E-13 |
2.239831090517254E-10 |
7.583957382784712E-14 |
node |
-3.99333762971611E-15 |
9.474056043618822E-15 |
4.05616739863487E-13 |
2.371999058605024E-9 |
-2.364416021986341E-9 |
1.439612030023293E-11 |
peri |
-5.962480446825052E-14 |
1.251516302202489E-13 |
2.239831090517254E-10 |
-2.364416021986341E-9 |
2.437750501085445E-9 |
-1.427278805076704E-11 |
i |
-2.88950925864315E-15 |
6.568552545639305E-15 |
7.583957382784712E-14 |
1.439612030023293E-11 |
-1.427278805076704E-11 |
9.365102004687955E-12 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
13.3 |
|
n/a |
MPO502168 |
|
diameter |
diameter |
5.044 |
km |
0.058 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
rotation period |
rot_per |
3.5258 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List: [Pravec, P.; Wolf, M.; Sarounova, L. (2016) http://www.asu.cas.cz/~ppravec/neo.htm] [Aznar, A.M. (2017) Minor Planet Bull. 44, 139-141.] [Behrend, R. (2019) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] |
geometric albedo |
albedo |
0.400 |
|
0.028 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
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1530 Rantaseppa (1938 SG) Discovered 1938-Sep-16 by Vaisala, Y. at Turku |
Independent discovery Sept. 18 by E. Delporte, Uccle, was announced first. |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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