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49527 (1999 CR44)
Classification: Main-belt Asteroid          SPK-ID: 2049527
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1722069659737182 3.4051e-08  
a 2.672080604426346 1.2571e-08 au
q 2.211929710700866 9.5358e-08 au
i 4.523010627002966 3.6064e-06 deg
node 94.85057955604401 4.6397e-05 deg
peri 12.20146218937124 4.7772e-05 deg
M 343.9401235822338 1.2078e-05 deg
tp 2459071.672538683092
(2020-Aug-10.17253868)
5.3752e-05 TDB
period 1595.411649467536
4.37
1.1258e-05
3.082e-08
d
yr
n .2256470924730611 1.5923e-09 deg/d
Q 3.132231498151826 1.4736e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1332  
   data-arc span      14571 days (39.89 yr)  
   first obs. used      1980-11-29  
   last obs. used      2020-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52805  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:32:12  

Additional Information
 Earth MOID = 1.22899 au 
 Jupiter MOID = 2.00195 au 
 T_jup = 3.355 
[ 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 14.6   n/a MPO359073  
diameter diameter 3.713 km 1.316 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.169   0.117 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49527 (1999 CR44)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 CR44 = 1980 WH3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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