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97985 (2000 QR173)
Classification: Main-belt Asteroid          SPK-ID: 2097985
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05422167459927942 3.4054e-08  
a 2.238287493589915 9.877e-09 au
q 2.116923797452846 7.8014e-08 au
i 6.29249042533219 4.3504e-06 deg
node 209.753396433649 3.763e-05 deg
peri 231.2311467114085 6.1356e-05 deg
M 222.7808780987998 4.9525e-05 deg
tp 2459466.712983645540
(2021-Sep-09.21298365)
0.00016967 TDB
period 1223.128903515642
3.35
8.096e-06
2.217e-08
d
yr
n .2943271138187081 1.9482e-09 deg/d
Q 2.359651189726984 1.0413e-08 au
  Orbit Determination Parameters
   # obs. used (total)      759  
   data-arc span      7725 days (21.15 yr)  
   first obs. used      1999-06-06  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55544  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 08:52:04  

Additional Information
 Earth MOID = 1.13799 au 
 Jupiter MOID = 2.75465 au 
 T_jup = 3.627 
[ 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 16.1   n/a MPO436452  

97985 (2000 QR173)          Discovered 2000-Aug-31 by LINEAR at Socorro
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

Alternate Designations
 2000 QR173 = 2002 AB90 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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