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251737 (1998 QK62)
Classification: Main-belt Asteroid          SPK-ID: 2251737
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2409585693973301 3.816e-07  
a 2.480551722600174 9.7987e-08 au
q 1.882841528206353 8.7394e-07 au
i 4.022836192251367 1.3971e-05 deg
node 236.3733582239764 8.001e-05 deg
peri 116.7830970245242 0.00018341 deg
M 151.3374009863047 0.00017241 deg
tp 2456800.619661373470
(2014-May-23.11966137)
0.00064818 JED
period 1426.989762597375
3.91
8.4554e-05
2.315e-07
d
yr
n .2522793151260846 1.4948e-08 deg/d
Q 3.078261916993995 1.216e-07 au
  Orbit Determination Parameters
   # obs. used (total)      241  
   data-arc span      5994 days (16.41 yr)  
   first obs. used      1998-08-17  
   last obs. used      2015-01-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57276  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 20:54:33  

Additional Information
 Earth MOID = .88014 au 
 Jupiter MOID = 2.3778 au 
 T_jup = 3.435 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.3 mag n/a MPO321284  

251737 (1998 QK62)          Discovered 1998-Aug-26 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20101128/Numbers.arcLast Updated: 2010-12-06

[ show close-approach data ]
Alternate Designations
 1998 QK62 = 2002 RR109 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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