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JPL Small-Body Database Browser
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91263 (1999 CD104)
Classification: Main-belt Asteroid          SPK-ID: 2091263
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1410839366821022 3.1457e-08  
a 2.277714080730078 7.7846e-09 au
q 1.956365211584423 7.3789e-08 au
i 3.687129923377017 4.1756e-06 deg
node 156.5174959556249 5.5195e-05 deg
peri 284.355371961178 5.7397e-05 deg
M 121.7202426351348 1.51e-05 deg
tp 2458575.970821396052
(2019-Apr-02.47082140)
5.2381e-05 TDB
period 1255.588232398959
3.44
6.4369e-06
1.762e-08
d
yr
n .286718201644957 1.4699e-09 deg/d
Q 2.599062949875733 8.8829e-09 au
  Orbit Determination Parameters
   # obs. used (total)      880  
   data-arc span      7743 days (21.20 yr)  
   first obs. used      1999-02-12  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55504  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 16:39:02  

Additional Information
 Earth MOID = .97602 au 
 Jupiter MOID = 2.61526 au 
 T_jup = 3.592 
[ 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 16.2   n/a MPO366274  

91263 (1999 CD104)          Discovered 1999-Feb-12 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

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