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52339 (1992 RO2)
Classification: Main-belt Asteroid          SPK-ID: 2052339
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0539850218437367 3.0996e-08  
a 2.642563484235416 1.1881e-08 au
q 2.499904636815506 8.5768e-08 au
i 13.66260008728004 4.1751e-06 deg
node 171.0716579323472 1.5052e-05 deg
peri 118.1358121141351 4.5226e-05 deg
M 302.802477462142 4.3e-05 deg
tp 2459645.793691395457
(2022-Mar-07.29369140)
0.00018744 TDB
period 1569.049233609084
4.30
1.0581e-05
2.897e-08
d
yr
n .2294383071536499 1.5473e-09 deg/d
Q 2.785222331655326 1.2522e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1170  
   data-arc span      10534 days (28.84 yr)  
   first obs. used      1992-09-02  
   last obs. used      2021-07-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5708  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 21:53:20  

Additional Information
 Earth MOID = 1.51377 au 
 Jupiter MOID = 2.34084 au 
 T_jup = 3.352 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.09   n/a E2021B10  
rotation period rot_per 15.2658 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

52339 (1992 RO2)          Discovered 1992-Sep-02 by Elst, E. W. at La Silla
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1992 RO2 = 1995 GF5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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