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91868 (1999 UF36)
Classification: Main-belt Asteroid          SPK-ID: 2091868
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04292830535723641 4.3335e-08  
a 2.73155571179698 1.4432e-08 au
q 2.614294654100656 1.1919e-07 au
i 13.63969131640531 5.1674e-06 deg
node 191.4015540864593 1.5897e-05 deg
peri 218.2586175949899 5.9299e-05 deg
M 246.4780470069911 5.9764e-05 deg
tp 2459916.485069823603
(2022-Dec-02.98506982)
0.0002751 TDB
period 1648.972909654094
4.51
1.3068e-05
3.578e-08
d
yr
n .2183177163750479 1.7302e-09 deg/d
Q 2.848816769493304 1.5051e-08 au
  Orbit Determination Parameters
   # obs. used (total)      986  
   data-arc span      11275 days (30.87 yr)  
   first obs. used      1990-09-23  
   last obs. used      2021-08-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55154  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 02:02:52  

Additional Information
 Earth MOID = 1.62987 au 
 Jupiter MOID = 2.3155 au 
 T_jup = 3.312 
[ 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 14.99   n/a MPO637247  

91868 (1999 UF36)          Discovered 1999-Oct-16 by Spacewatch at Kitt Peak
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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