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136725 (1995 UP40)
Classification: Outer Main-belt Asteroid          SPK-ID: 2136725
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03927107265843637 5.4714e-08  
a 3.220166427108264 2.6157e-08 au
q 3.093707037377038 1.7103e-07 au
i 7.1469941741536 6.1524e-06 deg
node 202.7996562381455 3.7769e-05 deg
peri 211.368871902071 8.5888e-05 deg
M 120.4973012705471 7.6308e-05 deg
tp 2458690.034882196401
(2019-Jul-25.53488220)
0.00044703 TDB
period 2110.648452103219
5.78
2.5716e-05
7.041e-08
d
yr
n .1705636955511313 2.0782e-09 deg/d
Q 3.346625816839491 2.7184e-08 au
  Orbit Determination Parameters
   # obs. used (total)      458  
   data-arc span      10232 days (28.01 yr)  
   first obs. used      1993-04-24  
   last obs. used      2021-04-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5364  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 01:19:04  

Additional Information
 Earth MOID = 2.10575 au 
 Jupiter MOID = 1.83577 au 
 T_jup = 3.176 
[ 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 15.22   n/a MPCxxxxx  
diameter diameter 5.932 km 0.316 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 9.959 h n/a LCDB (Rev. 2020-October); 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.]
geometric albedo albedo 0.046   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

136725 (1995 UP40)          Discovered 1995-Oct-23 by Spacewatch at Kitt Peak
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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