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15872 (1996 RJ4)
Classification: Main-belt Asteroid          SPK-ID: 2015872
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08861419181291411 2.767e-08  
a 2.637973273863871 9.3493e-09 au
q 2.404211404176357 7.4084e-08 au
i 2.469486827103453 3.9773e-06 deg
node 142.2569932199497 7.135e-05 deg
peri 101.0613598722377 7.5057e-05 deg
M 336.8923834657416 2.4033e-05 deg
tp 2459300.951555194776
(2021-Mar-27.45155519)
0.00010459 TDB
period 1564.962782574575
4.28
8.3196e-06
2.278e-08
d
yr
n .2300374194252412 1.2229e-09 deg/d
Q 2.871735143551386 1.0178e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1968  
   data-arc span      9420 days (25.79 yr)  
   first obs. used      1995-05-05  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51107  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:11:50  

Additional Information
 Earth MOID = 1.39115 au 
 Jupiter MOID = 2.13086 au 
 T_jup = 3.390 
[ 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 14.12   n/a E2021B10  

15872 (1996 RJ4)          Discovered 1996-Sep-11 by JPL/GEODSS NEAT at Haleakala
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1996 RJ4 = 1995 JM1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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