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JPL Small-Body Database Browser
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523925 (1998 BQ28)
Classification: Main-belt Asteroid          SPK-ID: 2523925
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06181566600684118 1.1239e-07  
a 2.995441065480019 4.2688e-08 au
q 2.810275881033129 3.5098e-07 au
i 10.21238583270053 1.0459e-05 deg
node 128.4968392493809 5.0585e-05 deg
peri 131.5370938420338 9.1812e-05 deg
M 270.2376792857528 7.2412e-05 deg
tp 2459072.651275739851
(2020-Aug-11.15127574)
0.00038009 TDB
period 1893.605890688252
5.18
4.0479e-05
1.108e-07
d
yr
n .1901134770282923 4.064e-09 deg/d
Q 3.180606249926908 4.5327e-08 au
  Orbit Determination Parameters
   # obs. used (total)      80  
   data-arc span      7702 days (21.09 yr)  
   first obs. used      1998-01-25  
   last obs. used      2019-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60061  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:46:54  

Additional Information
 Earth MOID = 1.80582 au 
 Jupiter MOID = 1.95005 au 
 T_jup = 3.228 
[ 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 16.4   .39217 MPO457196 autocmod 2.6n

523925 (1998 BQ28)          Discovered 1998-Jan-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-05-29

[ show close-approach data ]
Alternate Designations
 1998 BQ28 = 2005 MS47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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