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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.
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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1627188003024956 | 3.1235e-08 | |
| a | 3.109993859406396 | 1.1736e-08 | au |
| q | 2.60393938965566 | 9.6523e-08 | au |
| i | 1.053782683919933 | 3.6692e-06 | deg |
| node | 207.8168051616392 | 0.00017369 | deg |
| peri | 125.3677697678975 | 0.00017397 | deg |
| M | 56.58093313806049 | 1.008e-05 | deg |
| tp | 2458685.648817313594
(2019-Jul-21.14881731) | 5.6037e-05 | TDB |
| period | 2003.261867218321
5.48 | 1.134e-05
3.105e-08 | d
yr |
| n | .1797069099607466 | 1.0172e-09 | deg/d |
| Q | 3.616048329157133 | 1.3646e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
11.3 |
|
n/a |
MPO452169 |
|
| diameter |
diameter |
33.027 |
km |
0.130 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
| geometric albedo |
albedo |
0.069 |
|
0.012 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
|
| 848 Inna (A915 RQ) Discovered 1915-Sep-05 by Neujmin, G. at Simeis |
| Independent discovery Sept. 9 by M. Wolf, Heidelberg, was announced first. |
| Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
|
[ show close-approach data ]
Alternate Designations
| A915 RQ = 1932 WJ = 1934 AC = 1934 CM1 = 1934 CV = 1937 RD = 1959 TJ = A905 YA |
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