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118282 (1998 RB48)
Classification: Main-belt Asteroid          SPK-ID: 2118282
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1580330966248282 5.3655e-08  
a 2.298607250968091 8.5696e-09 au
q 1.93535122917332 1.2316e-07 au
i 2.373197246429997 4.0135e-06 deg
node 267.4205746820563 0.00017742 deg
peri 50.13137559781642 0.00017876 deg
M 111.1253235963444 2.1502e-05 deg
tp 2458607.578201479046
(2019-May-04.07820148)
7.5567e-05 TDB
period 1272.90380706884
3.49
7.1184e-06
1.949e-08
d
yr
n .282817914441614 1.5816e-09 deg/d
Q 2.661863272762862 9.9239e-09 au
  Orbit Determination Parameters
   # obs. used (total)      445  
   data-arc span      7730 days (21.16 yr)  
   first obs. used      1998-09-14  
   last obs. used      2019-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54504  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 11:05:20  

Additional Information
 Earth MOID = .922974 au 
 Jupiter MOID = 2.6147 au 
 T_jup = 3.575 
[ 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 16.6   n/a MPO436568  

118282 (1998 RB48)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 1998 RB48 = 2002 XL103 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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