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136795 (1997 BQ)
Classification: Apollo [NEO, PHA]          SPK-ID: 2136795
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 42 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4782862016124729 7.0485e-08  
a 1.745696042198491 7.9819e-09 au
q .9107537130054475 1.2262e-07 au
i 11.00591093521529 9.4525e-06 deg
node 50.2108915275461 5.1118e-05 deg
peri 147.4365447756708 5.3958e-05 deg
M 206.9842562972635 2.9135e-05 deg
tp 2458958.584056297708
(2020-Apr-19.08405630)
7.0604e-05 TDB
period 842.4640311366171
2.31
5.778e-06
1.582e-08
d
yr
n .4273179467547156 2.9308e-09 deg/d
Q 2.580638371391534 1.18e-08 au
  Orbit Determination Parameters
   # obs. used (total)      233  
   data-arc span      8327 days (22.80 yr)  
   first obs. used      1997-01-16  
   last obs. used      2019-11-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56762  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-05 06:07:12  

Additional Information
 Earth MOID = .0360348 au 
 Jupiter MOID = 2.393 au 
 T_jup = 3.979 
[ 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 18.1   n/a MPO264230  
SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

136795 (1997 BQ)          Discovered 1997-Jan-16 by Hasegawa, T. at Kiso
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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