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JPL Small-Body Database Browser
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442569 (2012 BN22)
Classification: Main-belt Asteroid          SPK-ID: 2442569
[ 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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1361573911298993 8.2474e-08  
a 3.052360355607503 7.822e-08 au
q 2.636758932799653 2.9043e-07 au
i 8.152342834607749 8.9774e-06 deg
node 264.0031303696965 6.828e-05 deg
peri 144.5549038368797 8.5439e-05 deg
M 189.3559084580162 5.9656e-05 deg
tp 2459523.795859862053
(2021-Nov-05.29585986)		 0.00035101 TDB
period 1947.834856436044
5.33		 7.4873e-05
2.05e-07		 d
yr
n .1848205964743296 7.1044e-09 deg/d
Q 3.467961778415352 8.8871e-08 au
   Orbit Determination Parameters
   # obs. used (total)      102  
   data-arc span      4993 days (13.67 yr)  
   first obs. used      2005-10-29  
   last obs. used      2019-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65821  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:43:47  

Additional Information
 Earth MOID = 1.65212 au 
 Jupiter MOID = 1.90475 au 
 T_jup = 3.207 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457191.5 (2015-Jun-18.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1385420816521417 8.3184e-08  
q 2.626161419905312 2.9386e-07 au
tp 2457576.554631392285
(2016-Jul-07.05463139)		 0.00028742 TDB
node 264.0625350918946 6.8416e-05 deg
peri 144.2098522278063 8.489e-05 deg
i 8.147221822639654 8.9724e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      102  
   data-arc span      4993 days (13.67 yr)  
   first obs. used      2005-10-29  
   last obs. used      2019-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65821  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:43:47  

Additional Information
 Jupiter MOID = 1.90475 au 
 T_jup = 3.207 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.919633347957986E-15 -2.395055287710784E-14 -9.572679813325779E-12 -1.640200412615991E-14 -1.396273343688272E-12 -1.908665127482209E-14
q -2.395055287710784E-14 8.635370687308598E-14 4.293426163698029E-11 6.33913658647419E-14 6.474181031490811E-12 7.668108856671677E-14
tp -9.572679813325779E-12 4.293426163698029E-11 8.261287936233324E-8 9.126400412916548E-11 1.453172152852269E-8 8.630471030540008E-11
node -1.640200412615991E-14 6.33913658647419E-14 9.126400412916548E-11 4.68072256417498E-9 -4.617321246639902E-9 1.908614620623981E-10
peri -1.396273343688272E-12 6.474181031490811E-12 1.453172152852269E-8 -4.617321246639902E-9 7.206295338753413E-9 -1.740445595383756E-10
i -1.908665127482209E-14 7.668108856671677E-14 8.630471030540008E-11 1.908614620623981E-10 -1.740445595383756E-10 8.050321004595627E-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 16.1   n/a MPO437721  
diameter diameter 2.986 km 1.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.125   0.066 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

442569 (2012 BN22)          Discovered 2005-Oct-29 by CSS at Catalina
Reference: Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 2012 BN22 = 2005 UD355 = 2010 MC103 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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