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JPL Small-Body Database Browser
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(2017 BM123)
Classification: Apollo [NEO]          SPK-ID: 3768609
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2964733307523978 1.107e-07  
a 1.311278033423953 4.8279e-09 au
q .9225190673122995 1.4416e-07 au
i 7.899387099735842 7.3976e-06 deg
node 151.5443848481597 1.0897e-05 deg
peri 59.59431352272168 3.3023e-05 deg
M 129.3023343344781 1.5445e-05 deg
tp 2458403.509868351895
(2018-Oct-12.00986835)		 2.2892e-05 TDB
period 548.4545020654607
1.50		 3.029e-06
8.293e-09		 d
yr
n .6563899077211555 3.6251e-09 deg/d
Q 1.700036999535606 6.2593e-09 au
   Orbit Determination Parameters
   # obs. used (total)      115  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      1085 days (2.97 yr)  
   first obs. used      2017-01-31  
   last obs. used      2020-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .36923  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-26 05:53:19  

Additional Information
 Earth MOID = .0267796 au 
 Jupiter MOID = 3.27429 au 
 T_jup = 4.918 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 23.7   n/a MPO399812  
rotation period rot_per 2.150 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2017) Minor Planet Bull. 44, 223-237.]

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