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JPL Small-Body Database Browser
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136971 (1998 RA48)
Classification: Main-belt Asteroid          SPK-ID: 2136971
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1166881227774084 5.7981e-08  
a 2.437224861821494 1.2532e-08 au
q 2.152829667909116 1.4393e-07 au
i 4.250470019124252 6.1308e-06 deg
node 314.9824853528963 6.4458e-05 deg
peri 53.91465542073971 6.8081e-05 deg
M 139.9608468178911 2.085e-05 deg
tp 2458060.186414998495
(2017-Nov-02.68641500)
7.988e-05 TDB
period 1389.766459855953
3.80
1.0719e-05
2.935e-08
d
yr
n .2590363276124202 1.998e-09 deg/d
Q 2.721620055733873 1.3995e-08 au
  Orbit Determination Parameters
   # obs. used (total)      417  
   data-arc span      21324 days (58.38 yr)  
   first obs. used      1960-10-17  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58317  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:34:23  

Additional Information
 Earth MOID = 1.15394 au 
 Jupiter MOID = 2.74144 au 
 T_jup = 3.491 
[ 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 16.2   n/a MPO366747  

136971 (1998 RA48)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Alternate Designations
 1998 RA48 = 2000 CM131 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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