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JPL Small-Body Database Browser
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85245 (1993 RM2)
Classification: Main-belt Asteroid          SPK-ID: 2085245
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2764217833323452 4.0643e-08  
a 2.388435154230555 9.9125e-09 au
q 1.72821964952448 9.7737e-08 au
i 23.8060586615347 5.2516e-06 deg
node 194.7489475293049 8.2674e-06 deg
peri 225.7296423481459 1.1316e-05 deg
M 298.8647274866307 6.073e-06 deg
tp 2458829.459127072027
(2019-Dec-11.95912707)
2.2458e-05 TDB
period 1348.244349902989
3.69
8.3932e-06
2.298e-08
d
yr
n .2670139133354449 1.6622e-09 deg/d
Q 3.04865065893663 1.2652e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1018  
   data-arc span      13536 days (37.06 yr)  
   first obs. used      1982-11-06  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47423  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 08:15:31  

Additional Information
 Earth MOID = .79255 au 
 Jupiter MOID = 2.52822 au 
 T_jup = 3.370 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.9   n/a MPO449530  

85245 (1993 RM2)          Discovered 1993-Sep-14 by Helin, E. F. at Palomar
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ 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
1976-Sep-06 12:30 < 00:01 Amphi 0.0472147300102278 0.0472101493268822 0.0472193108989605 9.52001805025445 9.52001803746482 2443028.020718979 0.408699931626836 277.742489541843 42.446505410831 35.1503873377573 98021.6173431791 T 26 CATAB v2.0f-lin.ifort 2019-Dec-04 08:15:47 2019-Dec-04 08:15

Alternate Designations
 1993 RM2 = 2002 FY39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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