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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2413311076362956 3.7781e-07  
a 2.478201667361752 9.6311e-08 AU
q 1.880134514031226 8.6502e-07 AU
i 4.024468317540969 1.3974e-05 deg
node 236.4812461259225 8.0021e-05 deg
peri 116.4347481865606 0.0001831 deg
M 50.61914128444631 0.00016621 deg
tp 2456800.137857612474
(2014-May-22.63785761)
0.00064634 JED
period 1424.962364615868
3.90
8.3068e-05
2.274e-07
d
yr
n .2526382513246561 1.4728e-08 deg/d
Q 3.076268820692279 1.1955e-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 = .879562 AU 
 T_jup = 3.436 
[ 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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