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52060 (2002 QJ7)
Classification: Main-belt Asteroid          SPK-ID: 2052060
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1146806707389109 3.2755e-08  
a 2.448306525139607 1.046e-08 au
q 2.167533090662145 7.912e-08 au
i 12.35917163032636 5.6058e-06 deg
node 338.7268518234809 1.7183e-05 deg
peri 105.36409152081 3.3575e-05 deg
M 119.1712022826937 2.7619e-05 deg
tp 2458537.302793003897
(2019-Feb-22.80279300)
0.00010694 TDB
period 1399.255787677934
3.83
8.967e-06
2.455e-08
d
yr
n .257279621903455 1.6488e-09 deg/d
Q 2.72907995961707 1.1659e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1506  
   data-arc span      13427 days (36.76 yr)  
   first obs. used      1983-09-12  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46198  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 22:02:42  

Additional Information
 Earth MOID = 1.22093 au 
 Jupiter MOID = 2.4681 au 
 T_jup = 3.457 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4   n/a MPO412526  
diameter diameter 5.080 km 1.396 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 4.898 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.119   0.117 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

52060 (2002 QJ7)          Discovered 2002-Aug-16 by NEAT at Palomar
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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