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469370 (2001 QH208)
Classification: Main-belt Asteroid          SPK-ID: 2469370
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2021502528774041 6.0094e-08  
a 2.421121860358298 9.2383e-09 au
q 1.931691464039857 1.4554e-07 au
i 2.222603468407166 5.7701e-06 deg
node 54.47644150760507 0.00016597 deg
peri 286.1482710475059 0.00016674 deg
M 347.2579719241286 1.2744e-05 deg
tp 2459049.203419820429
(2020-Jul-18.70341982)
4.874e-05 TDB
period 1376.015735560645
3.77
7.8757e-06
2.156e-08
d
yr
n .2616249151055829 1.4974e-09 deg/d
Q 2.910552256676739 1.1106e-08 au
  Orbit Determination Parameters
   # obs. used (total)      202  
   data-arc span      7014 days (19.20 yr)  
   first obs. used      2001-08-23  
   last obs. used      2020-11-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57833  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 07:10:49  

Additional Information
 Earth MOID = .924696 au 
 Jupiter MOID = 2.48733 au 
 T_jup = 3.484 
[ 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 17.5   n/a MPO472611  

469370 (2001 QH208)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
Reference: Last Updated: 2016-08-22

Alternate Designations
 2001 QH208 = 2005 SS147 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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