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JPL Small-Body Database Browser
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37870 (1998 FJ23)
Classification: Main-belt Asteroid          SPK-ID: 2037870
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1457996129874605 3.1386e-08  
a 2.389832036722341 7.8842e-09 au
q 2.04139545066319 7.4651e-08 au
i 2.155813261215903 3.2394e-06 deg
node 71.2719185415513 9.0616e-05 deg
peri 41.65598222390185 9.1348e-05 deg
M 46.66165853977775 1.0344e-05 deg
tp 2458825.593010214244
(2019-Dec-08.09301021)
3.8825e-05 TDB
period 1349.427309129936
3.69
6.6778e-06
1.828e-08
d
yr
n .2667798387985164 1.3202e-09 deg/d
Q 2.738268622781493 9.0338e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1395  
   data-arc span      15127 days (41.42 yr)  
   first obs. used      1978-11-29  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50532  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:29:16  

Additional Information
 Earth MOID = 1.05855 au 
 Jupiter MOID = 2.35734 au 
 T_jup = 3.517 
[ 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 15.0   n/a MPO417076  

37870 (1998 FJ23)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 FJ23 = 1978 WA1 = 1989 UO9 = 2000 RX6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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