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JPL Small-Body Database Browser
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172399 (2003 BC22)
Classification: Main-belt Asteroid          SPK-ID: 2172399
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .25279280688972 4.5479e-08  
a 2.668421853664495 1.7183e-08 au
q 1.993864003310778 1.2521e-07 au
i 14.11631957979702 4.0879e-06 deg
node 114.9264852927853 2.2192e-05 deg
peri 309.9232198589394 2.3989e-05 deg
M 353.2879553667738 1.2016e-05 deg
tp 2459030.184688434017
(2020-Jun-29.68468843)
5.3327e-05 TDB
period 1592.135991370724
4.36
1.5379e-05
4.211e-08
d
yr
n .2261113384479574 2.184e-09 deg/d
Q 3.342979704018213 2.1527e-08 au
  Orbit Determination Parameters
   # obs. used (total)      478  
   data-arc span      7533 days (20.62 yr)  
   first obs. used      1999-01-06  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61455  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:45:38  

Additional Information
 Earth MOID = 1.03854 au 
 Jupiter MOID = 2.04878 au 
 T_jup = 3.294 
[ 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 15.5   n/a MPO449895  
diameter diameter 5.160 km 1.705 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.042   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

172399 (2003 BC22)          Discovered 2003-Jan-25 by NEAT at Palomar
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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