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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .164656691591504 4.433e-08  
a 2.160777436981932 6.0996e-09 au
q 1.804990972942918 9.6387e-08 au
i 5.48761567827261 4.8444e-06 deg
node 28.38398623874729 3.0241e-05 deg
peri 342.6784394465975 3.1247e-05 deg
M 287.3716341531377 8.3456e-06 deg
tp 2459234.554638849454
(2021-Jan-20.05463885)
2.724e-05 TDB
period 1160.148228633781
3.18
4.9124e-06
1.345e-08
d
yr
n .3103051757652941 1.3139e-09 deg/d
Q 2.516563901020946 7.104e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1881  
   data-arc span      8957 days (24.52 yr)  
   first obs. used      1995-10-20  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51398  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 03:54:16  

Additional Information
 Earth MOID = .80602 au 
 Jupiter MOID = 2.94635 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 14.7   n/a MPO435830  
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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