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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0968732369941331 3.4136e-08  
a 2.245028270177425 8.0252e-09 au
q 2.027545114501999 7.5943e-08 au
i 5.010625172569549 4.0744e-06 deg
node 29.33507709178957 4.4197e-05 deg
peri 17.09155935612804 5.0558e-05 deg
M 327.5198866395089 2.4472e-05 deg
tp 2459507.352676551102
(2021-Oct-19.85267655)
8.3695e-05 TDB
period 1228.658382914991
3.36
6.5881e-06
1.804e-08
d
yr
n .2930025180358924 1.5711e-09 deg/d
Q 2.462511425852852 8.8027e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1299  
   data-arc span      7827 days (21.43 yr)  
   first obs. used      1999-02-07  
   last obs. used      2020-07-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5398  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:44:32  

Additional Information
 Earth MOID = 1.03666 au 
 Jupiter MOID = 2.83946 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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