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JPL Small-Body Database Browser
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52944 (1998 SO142)
Classification: Main-belt Asteroid          SPK-ID: 2052944
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .1415559142641616 5.4548e-08  
a 2.412305240794853 1.4255e-08 au
q 2.070829166949909 1.302e-07 au
i 7.109090772495805 5.4057e-06 deg
node 56.40698431777707 3.8361e-05 deg
peri 287.3924991066033 4.2994e-05 deg
M 202.2785190270301 2.1559e-05 deg
tp 2459200.063468004407
(2020-Dec-16.56346800)
8.4212e-05 TDB
period 1368.506351513257
3.75
1.2131e-05
3.321e-08
d
yr
n .2630605255152246 2.3318e-09 deg/d
Q 2.753781314639797 1.6273e-08 au
  Orbit Determination Parameters
   # obs. used (total)      702  
   data-arc span      8028 days (21.98 yr)  
   first obs. used      1997-05-01  
   last obs. used      2019-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54322  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 03:08:24  

Additional Information
 Earth MOID = 1.07617 au 
 Jupiter MOID = 2.65824 au 
 T_jup = 3.495 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8   n/a MPO432086  

52944 (1998 SO142)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SO142 = 1997 JB4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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