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JPL Small-Body Database Browser
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423104 (2004 BL12)
Classification: Main-belt Asteroid          SPK-ID: 2423104
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1728453633972413 9.3709e-08  
a 2.339518453437208 1.1708e-08 au
q 1.935143536178302 2.1833e-07 au
i 1.802619084673349 1.0014e-05 deg
node 268.349467825714 0.00026084 deg
peri 169.6113571519367 0.00026315 deg
M 239.2840275089775 2.8882e-05 deg
tp 2459438.778711524440
(2021-Aug-12.27871152)
0.00010416 TDB
period 1307.037775473601
3.58
9.8117e-06
2.686e-08
d
yr
n .2754319781381644 2.0676e-09 deg/d
Q 2.743893370696114 1.3732e-08 au
  Orbit Determination Parameters
   # obs. used (total)      127  
   data-arc span      6679 days (18.29 yr)  
   first obs. used      1999-10-11  
   last obs. used      2018-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53141  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 09:46:43  

Additional Information
 Earth MOID = .950646 au 
 Jupiter MOID = 2.49886 au 
 T_jup = 3.544 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.9   n/a MPO434531  

423104 (2004 BL12)          Discovered 2004-Jan-17 by NEAT at Palomar
Reference: Last Updated: 2015-02-04

Alternate Designations
 2004 BL12 = 1999 TT332 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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