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JPL Small-Body Database Browser
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379958 (2012 PB39)
Classification: Main-belt Asteroid          SPK-ID: 2379958
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08202776965526413 7.6433e-08  
a 3.178236557644474 4.3127e-08 au
q 2.917532901384073 2.5276e-07 au
i 9.356988394506862 8.8138e-06 deg
node 180.0581107350966 3.6843e-05 deg
peri 195.9292058477993 5.4322e-05 deg
M 19.67845441496661 3.9995e-05 deg
tp 2458487.373008041354
(2019-Jan-03.87300804)
0.00022936 TDB
period 2069.558728867355
5.67
4.2124e-05
1.153e-07
d
yr
n .1739501252023052 3.5406e-09 deg/d
Q 3.438940213904874 4.6664e-08 au
  Orbit Determination Parameters
   # obs. used (total)      158  
   data-arc span      8001 days (21.91 yr)  
   first obs. used      1996-11-18  
   last obs. used      2018-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61159  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:45:05  

Additional Information
 Earth MOID = 1.91846 au 
 Jupiter MOID = 2.02205 au 
 T_jup = 3.174 
[ 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 16.0   n/a MPO455734  

379958 (2012 PB39)          Discovered 1996-Nov-18 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

Alternate Designations
 2012 PB39 = 2001 SN197 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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