85585 Mjolnir (1998 FG2) |
Classification: Apollo [NEO, PHA] SPK-ID: 2085585 |
[ 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 31 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .3563702164068558 | 1.4318e-07 | |
a | 1.297618545870533 | 1.8491e-08 | au |
q | .8351859438651016 | 1.9751e-07 | au |
i | 4.082502885097603 | 1.5171e-05 | deg |
node | 2.322832619994108 | 5.5012e-05 | deg |
peri | 95.41018139054613 | 6.224e-05 | deg |
M | 183.9970312195639 | 9.8183e-05 | deg |
tp | 2459464.459006751420 (2021-Sep-06.95900675) | 0.00015287 | TDB |
period | 539.9070429832083 1.48 | 1.1541e-05 3.16e-08 | d yr |
n | .6667814481745822 | 1.4253e-08 | deg/d |
Q | 1.760051147875964 | 2.5081e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
21.6 |
|
n/a |
MPO62746 |
|
rotation period |
rot_per |
11.6 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Result based on fragmentary lightcurve(s), may be completely wrong. Published Reference List: [Hasegawa, S.; Kuroda, D.; Kitazato, K.; Kasuga, T.; et al. (2018) Pub. Astron. Soc. Japan 70, A114.] |
|
85585 Mjolnir | Discovered 1998 Mar. 21 by R. Tucker at the Goodricke-Pigott Observatory. |
According to Norse mythology, Mjolnir was the hammer of Thor, god of thunder and defender of the world. Forged by the dwarf Eitri, the hammer had the magical power to return when thrown by Thor. |
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
Reference: 20050523/MPCPages.arc | Last Updated: 2005-07-21 |
|
[ show close-approach data ]
|