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JPL Small-Body Database Browser
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97881 (2000 QR45)
Classification: Main-belt Asteroid          SPK-ID: 2097881
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .121541275997298 5.7535e-08  
a 2.338081780791333 1.15e-08 au
q 2.05390833776792 1.3688e-07 au
i 1.064627615934415 6.3685e-06 deg
node 189.1777522909915 0.00024094 deg
peri 172.2089405353944 0.00024173 deg
M 167.9039644912338 1.8388e-05 deg
tp 2458391.459149352975
(2018-Sep-29.95914935)
6.6743e-05 TDB
period 1305.834003963476
3.58
9.6341e-06
2.638e-08
d
yr
n .2756858826675715 2.0339e-09 deg/d
Q 2.622255223814747 1.2898e-08 au
  Orbit Determination Parameters
   # obs. used (total)      582  
   data-arc span      9221 days (25.25 yr)  
   first obs. used      1993-09-15  
   last obs. used      2018-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54528  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:09:47  

Additional Information
 Earth MOID = 1.05082 au 
 Jupiter MOID = 2.81672 au 
 T_jup = 3.556 
[ 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 16.3   n/a MPO371778  

97881 (2000 QR45)          Discovered 2000-Aug-24 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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