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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 37 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .08036100727791075 | 3.834e-08 | |
| a | 2.789560265236216 | 1.096e-08 | au |
| q | 2.565388392459398 | 1.0386e-07 | au |
| i | 16.55511459148078 | 3.7681e-06 | deg |
| node | 116.9093481312411 | 1.3152e-05 | deg |
| peri | 88.7600963899621 | 2.7286e-05 | deg |
| M | 89.84523707414824 | 2.3211e-05 | deg |
| tp | 2458575.787926063855
(2019-Apr-02.28792606) | 0.00010991 | TDB |
| period | 1701.774647117114
4.66 | 1.0029e-05
2.746e-08 | d
yr |
| n | .2115438731032084 | 1.2467e-09 | deg/d |
| Q | 3.013732138013035 | 1.184e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
11.6 |
|
n/a |
MPO395006 |
|
| diameter |
diameter |
30.761 |
km |
0.146 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
| rotation period |
rot_per |
7.4961 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List:
[Behrend, R. (2010) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.] |
| geometric albedo |
albedo |
0.045 |
|
0.007 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
| SMASSII spectral type |
spec_B |
Xk |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002) |
|
| 1548 Palomaa (1935 FK) Discovered 1935-Mar-26 by Vaisala, Y. at Turku |
| Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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