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91240 (1999 CM27)
Classification: Main-belt Asteroid          SPK-ID: 2091240
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .109755007507773 3.3122e-08  
a 2.21967070222627 8.5079e-09 au
q 1.976050727638642 7.2643e-08 au
i 5.354088553134187 4.9976e-06 deg
node 57.04402937306888 4.5434e-05 deg
peri 47.27162203068482 5.384e-05 deg
M 187.2742928394729 2.8489e-05 deg
tp 2459580.043087510963
(2021-Dec-31.54308751)
9.6849e-05 TDB
period 1207.900751623764
3.31
6.9448e-06
1.901e-08
d
yr
n .2980377315901633 1.7136e-09 deg/d
Q 2.463290676813898 9.4417e-09 au
  Orbit Determination Parameters
   # obs. used (total)      704  
   data-arc span      10034 days (27.47 yr)  
   first obs. used      1991-11-08  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56589  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:08:02  

Additional Information
 Earth MOID = .997349 au 
 Jupiter MOID = 2.64952 au 
 T_jup = 3.637 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO432450  

91240 (1999 CM27)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

Alternate Designations
 1999 CM27 = 1991 VN12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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