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35447 (1998 CW2)
Classification: Main-belt Asteroid          SPK-ID: 2035447
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05750167395767682 3.6401e-08  
a 2.390659104812763 9.0255e-09 au
q 2.253192204423868 8.6327e-08 au
i 3.368939503654932 3.67e-06 deg
node 133.5918823172603 6.978e-05 deg
peri 99.35456289500118 7.7281e-05 deg
M 190.0951515878051 3.3907e-05 deg
tp 2459237.703535627512
(2021-Jan-23.20353563)
0.00012781 TDB
period 1350.127880220278
3.70
7.6458e-06
2.093e-08
d
yr
n .2666414087688231 1.51e-09 deg/d
Q 2.528126005201658 9.5445e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1441  
   data-arc span      7661 days (20.97 yr)  
   first obs. used      1998-02-06  
   last obs. used      2019-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52468  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:47:08  

Additional Information
 Earth MOID = 1.24474 au 
 Jupiter MOID = 2.45254 au 
 T_jup = 3.528 
[ 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 14.7   n/a MPO452666  
diameter diameter 4.028 km 0.216 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.30621 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.173   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35447 (1998 CW2)          Discovered 1998-Feb-06 by Elst, E. W. at La Silla
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 CW2 = 1999 NA36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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