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9048 (1991 RD24)
Classification: Main-belt Asteroid          SPK-ID: 2009048
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1088604107198522 5.1863e-08  
a 2.417488546329976 1.3004e-08 AU
q 2.154319750265957 1.271e-07 AU
i 5.609614131544749 5.4895e-06 deg
node 121.1819398415092 5.9586e-05 deg
peri 138.6440848879056 6.5472e-05 deg
M 136.2403094501096 2.7126e-05 deg
tp 2456480.925073065443
(2013-Jul-07.42507307)
0.00010239 JED
period 1372.919471861123
3.76
1.1078e-05
3.033e-08
d
yr
n .2622149422296312 2.1158e-09 deg/d
Q 2.680657342393996 1.442e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1122  
   data-arc span      12977 days (35.53 yr)  
   first obs. used      1979-04-25  
   last obs. used      2014-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49524  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:08:45  

Additional Information
 Earth MOID = 1.14405 AU 
 T_jup = 3.501 
[ 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 13.5 mag n/a MPO266006  

9048 (1991 RD24)          Discovered 1991-Sep-12 by Holt, H. E. at Palomar (675)
Reference: 19980808/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 RD24 = 1979 HU4 = 1982 BW10 = 1987 OA1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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