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91235 (1999 CQ1)
Classification: Main-belt Asteroid          SPK-ID: 2091235
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09768256777604044 3.4602e-08  
a 2.2452315135209 7.8921e-09 au
q 2.025911534028493 7.7149e-08 au
i 5.010545829591107 4.1307e-06 deg
node 29.39591259905075 4.4494e-05 deg
peri 16.9610555159845 5.088e-05 deg
M 211.6597330239125 2.4333e-05 deg
tp 2459506.845175412313
(2021-Oct-19.34517541)
8.3841e-05 TDB
period 1228.825233123094
3.36
6.4791e-06
1.774e-08
d
yr
n .2929627340781812 1.5447e-09 deg/d
Q 2.464551493013308 8.663e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1267  
   data-arc span      7795 days (21.34 yr)  
   first obs. used      1999-02-07  
   last obs. used      2020-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54397  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 00:38:34  

Additional Information
 Earth MOID = 1.03558 au 
 Jupiter MOID = 2.84012 au 
 T_jup = 3.620 
[ 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 15.2   n/a MPO381846  

91235 (1999 CQ1)          Discovered 1999-Feb-07 by Kobayashi, T. at Oizumi
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

[ show close-approach data ]
Alternate Designations
 1999 CQ1 = 2001 TE117 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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