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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 38 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .07220780339755921 | 3.4666e-08 | |
a | 3.232935343079153 | 1.8832e-08 | au |
q | 2.999492183429073 | 1.1565e-07 | au |
i | 10.77148995344782 | 4.2062e-06 | deg |
node | 174.0242398399019 | 1.8137e-05 | deg |
peri | 325.5851773625129 | 3.1831e-05 | deg |
M | 270.2204288367182 | 2.6484e-05 | deg |
tp | 2459530.003678240967 (2021-Nov-11.50367824) | 0.00015705 | TDB |
period | 2123.214910662315 5.81 | 1.8552e-05 5.079e-08 | d yr |
n | .1695541973599374 | 1.4815e-09 | deg/d |
Q | 3.466378502729234 | 2.0192e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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[ hide covariance matrix ]
Orbital Elements at Epoch 2456940.5 (2014-Oct-10.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .07019197415727818 | 3.5485e-08 | |
q | 3.005507931637123 | 1.1809e-07 | au |
tp | 2457421.799189257583 (2016-Feb-03.29918926) | 0.00015562 | TDB |
node | 174.0800153017724 | 1.8122e-05 | deg |
peri | 328.2711781393622 | 3.1917e-05 | deg |
i | 10.77321449457205 | 4.2084e-06 | deg |
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| | Orbit Determination Parameters
Additional Information
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Orbit Covariance (6×6)
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|
e |
q |
tp |
node |
peri |
i |
e |
1.259187139667344E-15 |
-4.144370531883492E-15 |
1.001716883370915E-12 |
-8.40922287617901E-17 |
1.872623956399397E-13 |
-1.712460815344068E-16 |
q |
-4.144370531883492E-15 |
1.394530323596109E-14 |
-3.076454181800189E-12 |
4.834967464871171E-17 |
-5.92347483318591E-13 |
1.231856287856252E-15 |
tp |
1.001716883370915E-12 |
-3.076454181800189E-12 |
2.421718967749256E-8 |
-2.824827986990443E-12 |
4.100013890109061E-9 |
-3.03379925332998E-13 |
node |
-8.40922287617901E-17 |
4.834967464871171E-17 |
-2.824827986990443E-12 |
3.284037600858906E-10 |
-3.229057304177638E-10 |
3.331120174903651E-12 |
peri |
1.872623956399397E-13 |
-5.92347483318591E-13 |
4.100013890109061E-9 |
-3.229057304177638E-10 |
1.018711917646903E-9 |
-3.340902406751333E-12 |
i |
-1.712460815344068E-16 |
1.231856287856252E-15 |
-3.03379925332998E-13 |
3.331120174903651E-12 |
-3.340902406751333E-12 |
1.771044306704952E-11 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
12.5 |
|
n/a |
MPO452245 |
|
diameter |
diameter |
15.471 |
km |
0.331 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
rotation period |
rot_per |
4.146 |
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: [Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.] |
geometric albedo |
albedo |
0.089 |
|
0.015 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
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|
5570 Kirsan (1976 GM7) Discovered 1976-Apr-04 by Chernykh, N. S. at Nauchnyj |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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