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12245 (1988 RM7)
Classification: Main-belt Asteroid          SPK-ID: 2012245
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2020239638535532 5.7144e-08  
a 3.03688053561979 2.8812e-08 au
q 2.423357892064178 1.6793e-07 au
i 1.359438941316109 5.6442e-06 deg
node 296.5475668383805 0.00026167 deg
peri 5.94843462992111 0.00026213 deg
M 116.8525005883236 2.1238e-05 deg
tp 2456973.055237151296
(2014-Nov-11.55523715)
0.00010932 JED
period 1933.036207939777
5.29
2.751e-05
7.532e-08
d
yr
n .1862355182594777 2.6504e-09 deg/d
Q 3.650403179175402 3.4633e-08 au
  Orbit Determination Parameters
   # obs. used (total)      816  
   data-arc span      10032 days (27.47 yr)  
   first obs. used      1988-09-09  
   last obs. used      2016-02-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59243  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 16:12:55  

Additional Information
 Earth MOID = 1.4076 au 
 Jupiter MOID = 1.58551 au 
 T_jup = 3.209 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5 mag n/a MPO365397  
rotation period rot_per 9.604 h n/a LCDB (Rev. 2016-February); 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. (2016) Astron. J. 150, A75.]

12245 (1988 RM7)          Discovered 1988-Sep-09 by Debehogne, H. at La Silla
Reference: 19991123/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1988 RM7 = 1992 FJ3 = 1993 OF13 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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