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37577 (1990 RG)
Classification: Main-belt Asteroid          SPK-ID: 2037577
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .199117744195859 1.3903e-07  
a 2.227953586901888 1.5626e-08 AU
q 1.784328494504912 3.0975e-07 AU
i 6.659732046126757 1.4869e-05 deg
node 357.7788941296866 5.4697e-05 deg
peri 25.75549030512494 6.1687e-05 deg
M 80.96836211908956 2.6237e-05 deg
tp 2456727.306420037701
(2014-Mar-10.80642004)
8.7614e-05 JED
period 1214.668127308459
3.33
1.2779e-05
3.499e-08
d
yr
n .2963772506303525 3.118e-09 deg/d
Q 2.671578679298865 1.8738e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      434  
   data-arc span      9838 days (26.93 yr)  
   first obs. used      1987-12-23  
   last obs. used      2014-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59743  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 03:43:38  

Additional Information
 Earth MOID = .789661 AU 
 T_jup = 3.609 
[ 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 15.7 mag n/a MPO319540  

37577 (1990 RG)          Discovered 1990-Sep-14 by Holt, H. E. at Palomar (675)
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 RG = 1987 YM4 = 2000 QW96 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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