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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 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2965603193617657 7.7213e-08  
a 1.311120034599566 2.4208e-09 au
q .9222938584171096 1.0089e-07 au
i 7.864794166199045 6.3082e-06 deg
node 151.4614057358956 6.8682e-06 deg
peri 59.75058056869914 2.4539e-05 deg
M 31.82236317745653 1.0814e-05 deg
tp 2458952.027877782954
(2020-Apr-12.52787778)		 1.6433e-05 TDB
period 548.3553782862436
1.50		 1.5187e-06
4.158e-09		 d
yr
n .6565085604249852 1.8183e-09 deg/d
Q 1.699946210782023 3.1388e-09 au
   Orbit Determination Parameters
   # obs. used (total)      276  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      1127 days (3.09 yr)  
   first obs. used      2017-01-31  
   last obs. used      2020-03-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47466  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Mar-16 23:20:22  

Additional Information
 Earth MOID = .0265896 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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