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150634 (2001 BY25)
Classification: Main-belt Asteroid          SPK-ID: 2150634
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1338244104763395 6.9723e-08  
a 3.128221610037538 2.9774e-08 au
q 2.709589197234919 2.1798e-07 au
i 13.71194102847467 7.8017e-06 deg
node 305.1046856741771 1.8794e-05 deg
peri 216.7528103146103 2.9084e-05 deg
M 182.1754129106433 2.7031e-05 deg
tp 2460198.737780812752
(2023-Sep-11.23778081)
0.00016042 TDB
period 2020.899398529236
5.53
2.8852e-05
7.899e-08
d
yr
n .17813850618294 2.5433e-09 deg/d
Q 3.546854022840157 3.3759e-08 au
  Orbit Determination Parameters
   # obs. used (total)      539  
   data-arc span      7664 days (20.98 yr)  
   first obs. used      1999-10-14  
   last obs. used      2020-10-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5731  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 13:50:41  

Additional Information
 Earth MOID = 1.73274 au 
 Jupiter MOID = 1.56066 au 
 T_jup = 3.156 
[ 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 14.65   n/a E2021B55  
diameter diameter 6.984 km 0.288 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 12.441 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 0.063   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

150634 (2001 BY25)          Discovered 2001-Jan-20 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

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