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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2965603593106715 1.0706e-07  
a 1.311120046331338 9.7373e-09 au
q .9222938142918918 1.3817e-07 au
i 7.864803478441415 7.3275e-06 deg
node 151.4613838205984 1.0331e-05 deg
peri 59.75061782654821 3.079e-05 deg
M 31.82235269843553 1.4263e-05 deg
tp 2458952.027893094112
(2020-Apr-12.52789309)
2.1389e-05 TDB
period 548.3553856461876
1.50
6.1087e-06
1.672e-08
d
yr
n .6565085516134255 7.3135e-09 deg/d
Q 1.699946278370784 1.2625e-08 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      1111 days (3.04 yr)  
   first obs. used      2017-01-31  
   last obs. used      2020-02-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40223  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-17 05:02:50  

Additional Information
 Earth MOID = .0265897 au 
 Jupiter MOID = 3.27344 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-August); 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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