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47103 (1999 BQ28)
Classification: Main-belt Asteroid          SPK-ID: 2047103
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1776385015941514 3.6357e-08  
a 3.166314452169172 1.9351e-08 au
q 2.603855097309934 1.1932e-07 au
i .9243701306532384 4.4653e-06 deg
node 6.080707730414754 0.00024625 deg
peri 18.17713097865668 0.00024646 deg
M 16.08577284630324 1.1313e-05 deg
tp 2458908.546360648116
(2020-Feb-29.04636065)
6.462e-05 TDB
period 2057.924756427593
5.63
1.8866e-05
5.165e-08
d
yr
n .1749335095345923 1.6037e-09 deg/d
Q 3.728773807028411 2.2789e-08 au
  Orbit Determination Parameters
   # obs. used (total)      837  
   data-arc span      10527 days (28.82 yr)  
   first obs. used      1991-10-05  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55956  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 04:26:07  

Additional Information
 Earth MOID = 1.60762 au 
 Jupiter MOID = 1.7301 au 
 T_jup = 3.178 
[ 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 14.6   n/a MPO267862  
diameter diameter 6.052 km 0.434 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.070   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

47103 (1999 BQ28)          Discovered 1999-Jan-17 by Spacewatch at Kitt Peak
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 BQ28 = 1997 WF49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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