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52274 (1988 RG12)
Classification: Main-belt Asteroid          SPK-ID: 2052274
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2245540599271676 6.4791e-08  
a 2.697587365731601 1.173e-08 au
q 2.091833170748337 1.7279e-07 au
i 9.001117089957363 6.2103e-06 deg
node 356.4855519896375 2.3822e-05 deg
peri 351.1955087088763 2.6549e-05 deg
M 61.42302966242225 8.382e-06 deg
tp 2458724.384721484875
(2019-Aug-28.88472148)
3.7924e-05 TDB
period 1618.30995331475
4.43
1.0556e-05
2.89e-08
d
yr
n .2224542951507031 1.451e-09 deg/d
Q 3.303341560714866 1.4365e-08 au
  Orbit Determination Parameters
   # obs. used (total)      872  
   data-arc span      11467 days (31.39 yr)  
   first obs. used      1988-09-11  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53781  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:25:13  

Additional Information
 Earth MOID = 1.086 au 
 Jupiter MOID = 2.12568 au 
 T_jup = 3.315 
[ 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 MPO502506  
diameter diameter 2.526 km 0.232 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.400   0.165 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52274 (1988 RG12)          Discovered 1988-Sep-14 by Bus, S. J. at Cerro Tololo
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1988 RG12 = 2001 NG7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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