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187630 (2007 BQ50)
Classification: Main-belt Asteroid          SPK-ID: 2187630
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1727243757729544 4.446e-08  
a 3.162432443013958 2.739e-08 au
q 2.616203273370233 1.3714e-07 au
i 11.61297657337573 5.725e-06 deg
node 145.646239421283 2.6394e-05 deg
peri 327.0107378368125 3.2191e-05 deg
M 196.4351349016181 1.7764e-05 deg
tp 2460133.792618568458
(2023-Jul-08.29261857)
0.00010462 TDB
period 2054.141288121715
5.62
2.6687e-05
7.307e-08
d
yr
n .1752557149217229 2.2769e-09 deg/d
Q 3.708661612657683 3.2121e-08 au
  Orbit Determination Parameters
   # obs. used (total)      448  
   data-arc span      6343 days (17.37 yr)  
   first obs. used      2002-04-12  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53666  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 20:38:53  

Additional Information
 Earth MOID = 1.6408 au 
 Jupiter MOID = 1.42673 au 
 T_jup = 3.150 
[ 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 15.3   n/a MPO436928  
diameter diameter 5.359 km 0.988 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

187630 (2007 BQ50)          Discovered 2007-Jan-23 by LONEOS at Anderson Mesa
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2007 BQ50 = 2005 UN499 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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