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90471 Andrewdrake (2004 CF98)
Classification: Main-belt Asteroid          SPK-ID: 2090471
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1429859818072107 4.0954e-08  
a 2.325555235270012 1.05e-08 au
q 1.99303343670803 9.3371e-08 au
i 6.289774144026084 4.5474e-06 deg
node 60.38966667331096 3.6735e-05 deg
peri 140.7941277118916 3.9674e-05 deg
M 165.9892024166215 1.4669e-05 deg
tp 2458403.236805384211
(2018-Oct-11.73680538)
5.1711e-05 TDB
period 1295.353835859827
3.55
8.7731e-06
2.402e-08
d
yr
n .2779163422641506 1.8822e-09 deg/d
Q 2.658077033831994 1.2002e-08 au
  Orbit Determination Parameters
   # obs. used (total)      626  
   data-arc span      8744 days (23.94 yr)  
   first obs. used      1995-10-21  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55919  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 10:41:40  

Additional Information
 Earth MOID = .993865 au 
 Jupiter MOID = 2.30532 au 
 T_jup = 3.553 
[ 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 15.9   n/a MPO240841  

90471 Andrewdrake           Discovered 2004 Feb. 14 by the Catalina Sky Survey.
Andrew Drake (b. 1969) is a scientist at the Center for Advanced Computing Research. He is responsible for event discovery, classification and publication for the Catalina Real-Time Transient Survey. His interests are real-time- transient and time-domain astronomy and the search for white dwarf exoplanets.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2014-07-12Last Updated: 2014-08-13

[ show close-approach data ]
Alternate Designations
 2004 CF98 = 2001 KV49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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