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JPL Small-Body Database Browser
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39750 (1997 CQ2)
Classification: Main-belt Asteroid          SPK-ID: 2039750
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09698636176735252 7.0885e-08  
a 2.659251833509549 1.4959e-08 au
q 2.401340673154296 1.8819e-07 au
i 1.477275915511595 5.9296e-06 deg
node 336.9422667049267 0.0001966 deg
peri 48.2900108436061 0.00019809 deg
M 134.8470936473802 2.3404e-05 deg
tp 2458007.196763157654
(2017-Sep-10.69676316)
0.00010258 TDB
period 1583.935993620833
4.34
1.3365e-05
3.659e-08
d
yr
n .2272819112955759 1.9178e-09 deg/d
Q 2.917162993864801 1.641e-08 au
  Orbit Determination Parameters
   # obs. used (total)      646  
   data-arc span      8114 days (22.21 yr)  
   first obs. used      1997-01-14  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59022  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:08:17  

Additional Information
 Earth MOID = 1.40461 au 
 Jupiter MOID = 2.50158 au 
 T_jup = 3.379 
[ 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 15.5   n/a MPO468238  

39750 (1997 CQ2)          Discovered 1997-Feb-02 by Spacewatch at Kitt Peak
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 CQ2 = 2000 WB100 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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