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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05435396537167211 3.1282e-08  
a 2.237190154342382 9.5344e-09 au
q 2.11558999816341 7.2685e-08 au
i 6.293890975499512 3.7528e-06 deg
node 209.725914654767 3.682e-05 deg
peri 231.8482865599583 5.9689e-05 deg
M 338.8040001256505 4.8923e-05 deg
tp 2459468.462158819292
(2021-Sep-10.96215882)
0.00016633 TDB
period 1222.229539937663
3.35
7.8133e-06
2.139e-08
d
yr
n .2945436910470687 1.8829e-09 deg/d
Q 2.358790310521353 1.0053e-08 au
  Orbit Determination Parameters
   # obs. used (total)      845  
   data-arc span      7851 days (21.49 yr)  
   first obs. used      1999-06-06  
   last obs. used      2020-12-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54084  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:19:57  

Additional Information
 Earth MOID = 1.13666 au 
 Jupiter MOID = 2.75299 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 16.18   n/a E2021B10  

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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