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39753 (1997 CQ7)
Classification: Main-belt Asteroid          SPK-ID: 2039753
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1827664812859105 4.3824e-08  
a 2.617289084979149 1.3707e-08 au
q 2.13893636840949 1.1961e-07 au
i 14.48674625912088 3.6666e-06 deg
node 145.2685617778585 2.1565e-05 deg
peri 143.4697086287619 2.5381e-05 deg
M 38.12585537758269 1.4456e-05 deg
tp 2458836.707857699196
(2019-Dec-19.20785770)
6.162e-05 TDB
period 1546.59274249254
4.23
1.215e-05
3.326e-08
d
yr
n .2327697461064068 1.8286e-09 deg/d
Q 3.095641801548809 1.6212e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1035  
   data-arc span      8239 days (22.56 yr)  
   first obs. used      1997-02-01  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56576  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:34:45  

Additional Information
 Earth MOID = 1.1401 au 
 Jupiter MOID = 2.21138 au 
 T_jup = 3.338 
[ 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 14.7   n/a MPO337580  

39753 (1997 CQ7)          Discovered 1997-Feb-01 by Spacewatch at Kitt Peak
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 CQ7 = 1998 MR48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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