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JPL Small-Body Database Browser
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35920 (1999 JJ101)
Classification: Main-belt Asteroid          SPK-ID: 2035920
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .107168510260809 4.9142e-08  
a 2.324727659826762 1.1889e-08 au
q 2.075590059761031 1.1844e-07 au
i 7.926282313122683 4.6138e-06 deg
node 48.99478215000041 3.3533e-05 deg
peri 87.23260594076821 4.0768e-05 deg
M 296.1159352278395 2.4931e-05 deg
tp 2458830.245276843679
(2019-Dec-12.74527684)
9.0478e-05 TDB
period 1294.662447649501
3.54
9.9319e-06
2.719e-08
d
yr
n .2780647578475694 2.1331e-09 deg/d
Q 2.573865259892492 1.3163e-08 au
  Orbit Determination Parameters
   # obs. used (total)      741  
   data-arc span      7754 days (21.23 yr)  
   first obs. used      1997-10-29  
   last obs. used      2019-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56723  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:49:26  

Additional Information
 Earth MOID = 1.10758 au 
 Jupiter MOID = 2.4727 au 
 T_jup = 3.555 
[ 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 15.3   n/a MPO371300  
rotation period rot_per 2.690 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

35920 (1999 JJ101)          Discovered 1999-May-13 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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