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4932 Texstapa (1984 EA1)
Classification: Main-belt Asteroid          SPK-ID: 2004932
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01521810762678748 3.3318e-08  
a 3.110997836499978 1.8488e-08 au
q 3.063654336597418 1.1032e-07 au
i 12.91638919435839 4.3973e-06 deg
node 141.4899939261217 1.7097e-05 deg
peri 291.421097535326 0.00017245 deg
M 313.3430445261522 0.0001737 deg
tp 2459260.253785787139
(2021-Feb-14.75378579)
0.00096757 TDB
period 2004.231993572425
5.49
1.7866e-05
4.891e-08
d
yr
n .1796199248163489 1.6011e-09 deg/d
Q 3.158341336402537 1.8769e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2174  
   data-arc span      13294 days (36.40 yr)  
   first obs. used      1984-03-09  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43388  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:21:33  

Additional Information
 Earth MOID = 2.0991 au 
 Jupiter MOID = 1.88981 au 
 T_jup = 3.180 
[ 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 12.0   n/a MPO452235  
diameter diameter 25.603 km 0.094 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4932 Texstapa (1984 EA1)          Discovered 1984-Mar-09 by Skiff, B. A. at Flagstaff
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1984 EA1 = 1989 CG 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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