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13626 (1995 UD4)
Classification: Main-belt Asteroid          SPK-ID: 2013626
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 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1643530232256143 3.5905e-08  
a 2.160145535689733 5.6865e-09 au
q 1.805119086291812 7.9481e-08 au
i 5.487908689304916 3.6513e-06 deg
node 28.3628911289889 2.9153e-05 deg
peri 342.7249980086732 3.0222e-05 deg
M 349.4008045815772 8.1477e-06 deg
tp 2459234.642344751861
(2021-Jan-20.14234475)
2.6286e-05 TDB
period 1159.639352370675
3.17
4.5791e-06
1.254e-08
d
yr
n .3104413447715829 1.2258e-09 deg/d
Q 2.515171985087655 6.6211e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2235  
   data-arc span      9247 days (25.32 yr)  
   first obs. used      1995-10-20  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49798  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:03:33  

Additional Information
 Earth MOID = .804676 au 
 Jupiter MOID = 2.94883 au 
 T_jup = 3.674 
[ 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 14.78   n/a E2021B10  
diameter diameter 2.641 km 0.302 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.401   0.193 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

13626 (1995 UD4)          Discovered 1995-Oct-20 by Kobayashi, T. at Oizumi
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 UD4 = 1997 EA59 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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