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JPL Small-Body Database Browser
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3961 Arthurcox (1962 OB)
Classification: Main-belt Asteroid          SPK-ID: 2003961
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1526234745096431 4.0756e-08  
a 2.622820062600888 1.3213e-08 au
q 2.222516151633141 1.0745e-07 au
i 12.65199525110351 5.057e-06 deg
node 316.6005703543697 1.6008e-05 deg
peri 327.452924948313 2.2658e-05 deg
M 247.7891528859704 1.8789e-05 deg
tp 2459484.096904915703
(2021-Sep-26.59690492)		 8.2253e-05 TDB
period 1551.497829730635
4.25		 1.1724e-05
3.21e-08		 d
yr
n .2320338405259011 1.7534e-09 deg/d
Q 3.023123973568635 1.523e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1907  
   data-arc span      21007 days (57.51 yr)  
   first obs. used      1962-07-31  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44369  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 17:00:27  

Additional Information
 Earth MOID = 1.21683 au 
 Jupiter MOID = 2.22229 au 
 T_jup = 3.353 
[ 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 12.1   n/a MPO384788  
diameter diameter 10.28 km 0.9 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 2
geometric albedo albedo 0.2012   0.039 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 2

3961 Arthurcox (1962 OB)          Discovered 1962-Jul-31 by Goethe Link Observatory at Brooklyn
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1962 OB = 1962 PQ = 1962 QL = 1978 GG = 1979 OF14 = 1979 QJ7 = 1980 WL 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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