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160907 (2001 UJ87)
Classification: Main-belt Asteroid          SPK-ID: 2160907
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1728157668412465 3.9429e-08  
a 2.256364430849837 7.3212e-09 au
q 1.86642908145921 9.0741e-08 au
i 1.249998436748229 4.2235e-06 deg
node 230.3514236167034 0.00021526 deg
peri 2.524617428110962 0.00021571 deg
M 340.9975625922896 1.4356e-05 deg
tp 2459065.846014405827
(2020-Aug-04.34601441)
4.9448e-05 TDB
period 1237.97619649322
3.39
6.0253e-06
1.65e-08
d
yr
n .2907971906243123 1.4153e-09 deg/d
Q 2.646299780240464 8.5864e-09 au
  Orbit Determination Parameters
   # obs. used (total)      446  
   data-arc span      9894 days (27.09 yr)  
   first obs. used      1993-04-21  
   last obs. used      2020-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56405  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 12:23:09  

Additional Information
 Earth MOID = .855443 au 
 Jupiter MOID = 2.34811 au 
 T_jup = 3.603 
[ 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 16.9   n/a MPO454066  

160907 (2001 UJ87)          Discovered 2001-Oct-18 by Spacewatch at Kitt Peak
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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