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90985 (1997 XQ6)
Classification: Main-belt Asteroid          SPK-ID: 2090985
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 .07521809684140457 3.0654e-08  
a 2.406419762938081 9.628e-09 au
q 2.225413448168335 7.3771e-08 au
i 6.06062429245272 3.6849e-06 deg
node 230.7497658698409 3.7531e-05 deg
peri 226.3871591671762 4.721e-05 deg
M 77.00130697269562 2.8963e-05 deg
tp 2459104.857306071429
(2020-Sep-12.35730607)
0.00010944 TDB
period 1363.50113968215
3.73
8.183e-06
2.24e-08
d
yr
n .2640261819538491 1.5845e-09 deg/d
Q 2.587426077707828 1.0352e-08 au
  Orbit Determination Parameters
   # obs. used (total)      860  
   data-arc span      8584 days (23.50 yr)  
   first obs. used      1997-11-06  
   last obs. used      2021-05-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55314  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:39:27  

Additional Information
 Earth MOID = 1.24704 au 
 Jupiter MOID = 2.5436 au 
 T_jup = 3.511 
[ 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 15.99   n/a MPCxxxxx  

90985 (1997 XQ6)          Discovered 1997-Dec-05 by ODAS at Caussols
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1997 XQ6 = 2000 PP1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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