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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 17 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .2178229872966155 | 2.8201e-08 | |
| a | 2.347790347591948 | 7.9706e-09 | au |
| q | 1.836387640533311 | 6.8017e-08 | au |
| i | .2335907298919511 | 4.5283e-06 | deg |
| node | 347.2528567510207 | 0.00078356 | deg |
| peri | 303.5765340965526 | 0.00078366 | deg |
| M | 306.2025969548321 | 1.052e-05 | deg |
| tp | 2459196.856917989705
(2020-Dec-13.35691799) | 3.8501e-05 | TDB |
| period | 1313.975888704965
3.60 | 6.6913e-06
1.832e-08 | d
yr |
| n | .2739776301030992 | 1.3952e-09 | deg/d |
| Q | 2.859193054650586 | 9.7068e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
16.34 |
|
n/a |
E2021B10 |
|
| diameter |
diameter |
1.354 |
km |
0.238 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
| geometric albedo |
albedo |
0.291 |
|
0.190 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
| 74596 (1999 QQ) Discovered 1999-Aug-20 by Klet at Klet |
| Reference: 20040415/Numbers.arc | Last Updated: 2004-04-19 |
|
[ show close-approach data ]
Alternate Designations
| 1999 QQ = 2002 GP180 = 2002 GR43 |
|
|
