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JPL Small-Body Database Browser
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37031 (2000 UD8)
Classification: Main-belt Asteroid          SPK-ID: 2037031
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1274847421106656 4.8789e-08  
a 2.570219633511671 1.4103e-08 au
q 2.242555846365666 1.3132e-07 au
i 1.354077840879013 4.2275e-06 deg
node 306.109729967408 0.00021465 deg
peri 10.00598515895017 0.00021549 deg
M 343.9964396201338 1.856e-05 deg
tp 2459067.406435643433
(2020-Aug-05.90643564)
7.7585e-05 TDB
period 1505.059890419047
4.12
1.2388e-05
3.392e-08
d
yr
n .2391931392841562 1.9687e-09 deg/d
Q 2.897883420657676 1.5901e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1160  
   data-arc span      8178 days (22.39 yr)  
   first obs. used      1996-12-12  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53036  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 03:59:30  

Additional Information
 Earth MOID = 1.22895 au 
 Jupiter MOID = 2.36051 au 
 T_jup = 3.418 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0   n/a MPO253612  
rotation period rot_per 15.230 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

37031 (2000 UD8)          Discovered 2000-Oct-24 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 UD8 = 1996 XJ35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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