| 357022 (1999 YG3) |
| Classification: Apollo [NEO, PHA] SPK-ID: 2357022 |
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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 78 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .3294740475117882 | 4.632e-08 | |
| a | 1.284772776427457 | 1.8547e-09 | au |
| q | .861473489644945 | 5.8965e-08 | au |
| i | 34.51886424882768 | 2.6127e-05 | deg |
| node | 293.2780817179375 | 8.4957e-06 | deg |
| peri | 250.2266600925444 | 1.6143e-05 | deg |
| M | 90.92291432191963 | 1.3849e-05 | deg |
| tp | 2459066.158942678286
(2020-Aug-04.65894268) | 2.0387e-05 | TDB |
| period | 531.9097061119796
1.46 | 1.1518e-06
3.153e-09 | d
yr |
| n | .6768066005627869 | 1.4655e-09 | deg/d |
| Q | 1.708072063209969 | 2.4657e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
19.0 |
|
n/a |
MPO437508 |
|
| diameter |
diameter |
0.432 |
km |
0.121 |
urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2017AJ....154..168M) |
|
| geometric albedo |
albedo |
0.217 |
|
0.093 |
urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2017AJ....154..168M) |
|
| SMASSII spectral type |
spec_B |
S |
|
n/a |
Binzel et al. (2001) Icarus 151, 139-149 |
|
|
| 357022 (1999 YG3) Discovered 1999-Dec-20 by LINEAR at Socorro |
| Reference: 20130327/Numbers.arc | Last Updated: 2013-03-29 |
|
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|
