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173237 (1999 BD32)
Classification: Main-belt Asteroid          SPK-ID: 2173237
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1257994606551313 6.3744e-08  
a 2.687758226153897 1.9021e-08 au
q 2.349639690932345 1.7702e-07 au
i 3.199585129702754 6.1133e-06 deg
node 327.871048921153 0.00011087 deg
peri 62.63992741669414 0.0001135 deg
M 21.114154909004 2.2578e-05 deg
tp 2458906.103709256844
(2020-Feb-26.60370926)
0.00010079 TDB
period 1609.473114789199
4.41
1.7085e-05
4.678e-08
d
yr
n .2236756841055721 2.3744e-09 deg/d
Q 3.02587676137545 2.1414e-08 au
  Orbit Determination Parameters
   # obs. used (total)      336  
   data-arc span      9588 days (26.25 yr)  
   first obs. used      1993-10-24  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56295  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:01:01  

Additional Information
 Earth MOID = 1.35696 au 
 Jupiter MOID = 2.41702 au 
 T_jup = 3.360 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457156.5 (2015-May-14.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1265880260632585 6.4191e-08  
q 2.347661633854727 1.7843e-07 au
tp 2457289.710874563523
(2015-Sep-24.21087456)
9.7836e-05 TDB
node 328.1701143614669 0.00011054 deg
peri 61.03832381697858 0.00011311 deg
i 3.204820704745011 6.1277e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      336  
   data-arc span      9588 days (26.25 yr)  
   first obs. used      1993-10-24  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56295  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:01:01  

Additional Information
 Jupiter MOID = 2.41702 au 
 T_jup = 3.360 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.120510642639306E-15 -1.140827790838354E-14 -1.167892634713903E-12 -1.898162208768104E-15 -2.497240179805747E-13 -4.867500670256855E-15
q -1.140827790838354E-14 3.183761276226141E-14 3.158339579128995E-12 4.883099788309185E-15 6.650978320259976E-13 1.404420670234444E-14
tp -1.167892634713903E-12 3.158339579128995E-12 9.571823692416428E-9 -6.170709861474015E-12 2.388625829681195E-9 7.825879136210445E-13
node -1.898162208768104E-15 4.883099788309185E-15 -6.170709861474015E-12 1.221808849520747E-8 -1.219986051580443E-8 2.171717805479324E-10
peri -2.497240179805747E-13 6.650978320259976E-13 2.388625829681195E-9 -1.219986051580443E-8 1.279301640641666E-8 -2.167730020549675E-10
i -4.867500670256855E-15 1.404420670234444E-14 7.825879136210445E-13 2.171717805479324E-10 -2.167730020549675E-10 3.754929299541136E-11

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 16.5   n/a MPO407319  
diameter diameter 2.969 km 0.648 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

173237 (1999 BD32)          Discovered 1999-Jan-19 by Spacewatch at Kitt Peak
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 1999 BD32 = 2006 UV220 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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