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16404 (1985 CM1)
Classification: Main-belt Asteroid          SPK-ID: 2016404
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09515552166176945 8.8117e-08  
a 2.297349455257903 1.4606e-08 AU
q 2.078743969403456 2.0199e-07 AU
i 4.876792118966113 7.0103e-06 deg
node 132.8091870353993 9.4048e-05 deg
peri 70.55918279835976 9.9496e-05 deg
M 105.0392212475902 3.2217e-05 deg
tp 2456429.402514161182
(2013-May-16.90251416)
0.00011363 JED
period 1271.859152373897
3.48
1.213e-05
3.321e-08
d
yr
n .2830502098664525 2.6994e-09 deg/d
Q 2.515954941112351 1.5996e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      858  
   data-arc span      21960 days (60.12 yr)  
   first obs. used      1954-05-23  
   last obs. used      2014-07-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49305  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:36:25  

Additional Information
 Earth MOID = 1.08191 AU 
 T_jup = 3.583 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.1 mag n/a MPO266043  

16404 (1985 CM1)          Discovered 1985-Feb-13 by Debehogne, H. at La Silla (809)
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1985 CM1 = 1992 DH 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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