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136331 (2004 BG108)
Classification: Main-belt Asteroid          SPK-ID: 2136331
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1739005615707593 4.1e-08  
a 3.083589393631131 2.5642e-08 au
q 2.54735146642504 1.3563e-07 au
i 5.773158233867782 3.7417e-06 deg
node 61.35241358633304 5.0338e-05 deg
peri 177.1183810831665 5.3911e-05 deg
M 288.5046979871272 2.371e-05 deg
tp 2459393.288031379526
(2021-Jun-27.78803138)
0.00013325 TDB
period 1977.803957960335
5.41
2.467e-05
6.754e-08
d
yr
n .1820200624794279 2.2704e-09 deg/d
Q 3.619827320837222 3.0101e-08 au
  Orbit Determination Parameters
   # obs. used (total)      839  
   data-arc span      9955 days (27.26 yr)  
   first obs. used      1993-01-23  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5603  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 22:37:31  

Additional Information
 Earth MOID = 1.53528 au 
 Jupiter MOID = 1.3896 au 
 T_jup = 3.196 
[ 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 14.4   n/a MPO432825  
diameter diameter 5.426 km 0.105 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.42 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]
geometric albedo albedo 0.117   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

136331 (2004 BG108)          Discovered 2004-Jan-28 by CSS at Catalina
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2004 BG108 = 1999 FF63 = 2001 UY193 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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