| 163348 (2002 NN4) |
| Classification: Aten [NEO, PHA] SPK-ID: 2163348 |
[ hide orbit diagram ]
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.
[ revert to old Java-based viewer ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 148 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .4345260233648831 | 5.4602e-08 | |
| a | .8763943315437557 | 1.1333e-09 | au |
| q | .4955781877585226 | 4.7346e-08 | au |
| i | 5.417650266609434 | 4.0947e-06 | deg |
| node | 259.4797659349069 | 1.5341e-05 | deg |
| peri | 222.2323412573534 | 1.4881e-05 | deg |
| M | 83.77386354593308 | 1.2412e-05 | deg |
| tp | 2458930.764517361938
(2020-Mar-22.26451736) | 1.0285e-05 | TDB |
| period | 299.6731043201478
0.82 | 5.8128e-07
1.591e-09 | d
yr |
| n | 1.201309009084124 | 2.3302e-09 | deg/d |
| Q | 1.257210475328989 | 1.6258e-09 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
20.1 |
|
n/a |
MPO385721 |
|
| diameter |
diameter |
0.735 |
km |
0.243 |
urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2017AJ....154..168M) |
|
| rotation period |
rot_per |
14.50 |
h |
n/a |
LCDB (Rev. 2019-August); Warner et al., 2009 |
Published Reference List:
[Warner, B.D. (2017) Minor Planet Bull. 44, 22-36.] |
| geometric albedo |
albedo |
0.030 |
|
0.027 |
urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2017AJ....154..168M) |
|
|
| 163348 (2002 NN4) Discovered 2002-Jul-09 by LINEAR at Socorro |
| Reference: 20070926/Numbers.arc | Last Updated: 2007-09-30 |
|
[ show close-approach data ]
|
