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43940 (1996 XY5)
Classification: Outer Main-belt Asteroid          SPK-ID: 2043940
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .230822260425426 3.7584e-08  
a 3.949260146288574 2.562e-08 au
q 3.037682992314197 1.4638e-07 au
i 6.491036109902311 4.3365e-06 deg
node 86.47290607546023 3.4713e-05 deg
peri 299.8490229688351 3.6012e-05 deg
M 69.43351169582837 8.8031e-06 deg
tp 2458647.610081696012
(2019-Jun-13.11008170)
6.8365e-05 TDB
period 2866.632634993088
7.85
2.7895e-05
7.637e-08
d
yr
n .1255828862078339 1.222e-09 deg/d
Q 4.860837300262951 3.1533e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1661  
   data-arc span      14720 days (40.30 yr)  
   first obs. used      1980-11-30  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47829  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 05:27:53  

Additional Information
 Earth MOID = 2.04825 au 
 Jupiter MOID = .690689 au 
 T_jup = 3.002 
[ 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 12.71   n/a MPCxxxxx  
diameter diameter 15.765 km 0.351 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
geometric albedo albedo 0.103   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

43940 (1996 XY5)          Discovered 1996-Dec-07 by Kobayashi, T. at Oizumi
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1996 XY5 = 1980 WG2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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