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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 45 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .1386047939561765 | 2.9136e-08 | |
| a | 2.741658570394751 | 9.8349e-09 | au |
| q | 2.361651549147001 | 7.8761e-08 | au |
| i | 4.732224461378404 | 4.4012e-06 | deg |
| node | 7.78032845688731 | 3.7722e-05 | deg |
| peri | 283.3664669021321 | 4.089e-05 | deg |
| M | 64.51542890595761 | 1.6694e-05 | deg |
| tp | 2458703.347376387066
(2019-Aug-07.84737639) | 7.6358e-05 | TDB |
| period | 1658.129633712746
4.54 | 8.9221e-06
2.443e-08 | d
yr |
| n | .2171120958702836 | 1.1682e-09 | deg/d |
| Q | 3.1216655916425 | 1.1198e-08 | au |
|
| | Orbit Determination Parameters
Additional Information
|
[ show covariance matrix ]
Physical Parameter Table
| Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
| absolute magnitude |
H |
12.3 |
|
n/a |
MPO452211 |
|
| diameter |
diameter |
8.762 |
km |
0.253 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
| rotation period |
rot_per |
5.969 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.] |
| geometric albedo |
albedo |
0.303 |
|
0.024 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
|
|
| 3439 Lebofsky (1983 RL2) Discovered 1983-Sep-04 by Bowell, E. at Flagstaff (AM) |
| Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory. |
| Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
|
[ 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 |
| 2059-Mar-30 09:37 |
< 00:01 |
Juno |
0.0474250642397785 |
0.0474241446461894 |
0.0474259840942684 |
8.3224409391799 |
8.32244090835602 |
2473182.901008054 |
0.453199435815009 |
261.828333399032 |
33.6070494737552 |
83.0996071388931 |
209552.749692365 |
T |
45 |
CATAB v2.0f-lin.ifort 2020-Dec-18 02:12:18 |
2020-Dec-18 02:12 |
|
Alternate Designations
| 1983 RL2 = 1974 QR1 = 1979 UN4 = 1981 AB3 |
|
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