[ 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.
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1028863450375775 | 1.2545e-07 | |
a | 2.536316220579403 | 1.2863e-08 | au |
q | 2.275363914784466 | 3.2097e-07 | au |
i | 15.73145069497486 | 6.4725e-06 | deg |
node | 53.79796563793764 | 1.5907e-05 | deg |
peri | 339.4104625578231 | 2.827e-05 | deg |
M | 287.9195251264302 | 2.0541e-05 | deg |
tp | 2459495.905559216264 (2021-Oct-08.40555922) | 8.4852e-05 | TDB |
period | 1475.378755542154 4.04 | 1.1224e-05 3.073e-08 | d yr |
n | .2440051401361758 | 1.8563e-09 | deg/d |
Q | 2.797268526374339 | 1.4187e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
14.11 |
|
n/a |
E2021B55 |
|
diameter |
diameter |
3.838 |
km |
0.107 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
geometric albedo |
albedo |
0.362 |
|
0.090 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
|
101796 (1999 HN3) Discovered 1999-Apr-18 by CSS at Catalina |
Reference: 20051019/Numbers.arc | Last Updated: 2005-10-26 |
|
[ hide close-approach data ]
Close-Approach Data ...sorted by Date/Time (TDB)
|
Date/Time (TDB) |
Time Uncertainty (days_HH:MM) |
Body |
Nominal Distance (au) |
Minimum Distance (au) |
Maximum Distance (au) |
V-relative (km/s) |
V-infinity (km/s) |
JD (TDB) |
Time Uncertainty (minutes) |
Semi-major axis (km) |
Semi-minor axis (km) |
range-LOV angle (deg) |
N-sigma |
BP |
Orbit Ref. |
Reference |
Modified |
2193-Nov-18 03:19 |
00:02 |
Amphi |
0.0364179810074861 |
0.0363905281386762 |
0.0364454360623208 |
4.24711258302655 |
4.24711254585905 |
2522358.638399669 |
2.43585593065047 |
1439.33390379472 |
108.681139301659 |
-18.1130547919778 |
15986.389314518 |
T |
26 |
CATAB v2.0f-lin.ifort 2020-Nov-12 19:58:30 |
2020-Nov-12 19:58 |
|
|