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JPL Small-Body Database Browser
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392525 (2011 QH49)
Classification: Main-belt Asteroid          SPK-ID: 2392525
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1432312237995421 1.6334e-07  
a 2.60686117402771 5.5783e-08 au
q 2.23347725779621 4.6248e-07 au
i 3.97539400055024 1.4081e-05 deg
node 343.1760565134663 8.4177e-05 deg
peri 315.2536680204631 0.00010075 deg
M 63.21321629384713 3.986e-05 deg
tp 2458730.551654724597
(2019-Sep-04.05165472)
0.00017358 TDB
period 1537.358957459093
4.21
4.9346e-05
1.351e-07
d
yr
n .2341678228453546 7.5162e-09 deg/d
Q 2.98024509025921 6.3773e-08 au
  Orbit Determination Parameters
   # obs. used (total)      87  
   data-arc span      3801 days (10.41 yr)  
   first obs. used      2007-10-10  
   last obs. used      2018-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .71536  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:17:51  

Additional Information
 Earth MOID = 1.21998 au 
 Jupiter MOID = 2.23252 au 
 T_jup = 3.394 
[ 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 17.6   n/a MPO437607  

392525 (2011 QH49)          Discovered 2007-Oct-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

Alternate Designations
 2011 QH49 = 2010 GL138 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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