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193894 (2001 QH225)
Classification: Main-belt Asteroid          SPK-ID: 2193894
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1475859497074856 6.2595e-08  
a 2.28803507998279 1.1538e-08 au
q 1.950353249739487 1.3857e-07 au
i 5.755953885834839 5.9393e-06 deg
node 338.8141922420198 4.7004e-05 deg
peri 63.41371893799227 5.3223e-05 deg
M 110.2029833420418 2.1519e-05 deg
tp 2458613.524655246630
(2019-May-10.02465525)
7.4997e-05 TDB
period 1264.132057830295
3.46
9.5619e-06
2.618e-08
d
yr
n .2847803738304757 2.1541e-09 deg/d
Q 2.625716910226092 1.3241e-08 au
  Orbit Determination Parameters
   # obs. used (total)      433  
   data-arc span      9360 days (25.63 yr)  
   first obs. used      1994-09-05  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61546  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 05:58:37  

Additional Information
 Earth MOID = .96626 au 
 Jupiter MOID = 2.78259 au 
 T_jup = 3.579 
[ 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 17.0   n/a MPO360008  

193894 (2001 QH225)          Discovered 2001-Aug-24 by Yeung, W. K. Y. at Desert Eagle
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

Alternate Designations
 2001 QH225 = 1994 RM27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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