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85876 (1999 CQ7)
Classification: Main-belt Asteroid          SPK-ID: 2085876
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .181511760351009 5.3378e-08  
a 2.275678448518028 1.0265e-08 au
q 1.862616047334668 1.2077e-07 au
i 22.80248451605032 6.6808e-06 deg
node 338.9991657682582 1.0972e-05 deg
peri 31.17196034779444 1.8438e-05 deg
M 199.6853616595485 1.6135e-05 deg
tp 2459558.887195255403
(2021-Dec-10.38719526)
5.82e-05 TDB
period 1253.905397366465
3.43
8.4842e-06
2.323e-08
d
yr
n .2871029989631562 1.9426e-09 deg/d
Q 2.688740849701388 1.2128e-08 au
  Orbit Determination Parameters
   # obs. used (total)      958  
   data-arc span      8161 days (22.34 yr)  
   first obs. used      1997-09-30  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5026  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:40:21  

Additional Information
 Earth MOID = .879757 au 
 Jupiter MOID = 2.80417 au 
 T_jup = 3.486 
[ 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 MPO459398  
diameter diameter 3.914 km 0.140 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.264   0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85876 (1999 CQ7)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

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