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103531 (2000 BD12)
Classification: Main-belt Asteroid          SPK-ID: 2103531
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08050828295950942 5.4774e-08  
a 2.837516116287327 1.842e-08 au
q 2.609072565895099 1.5782e-07 au
i 1.024746805529971 4.2109e-06 deg
node 308.7413736607343 0.00030128 deg
peri 56.43470555455956 0.0003024 deg
M 255.8890056416962 2.8616e-05 deg
tp 2459705.393786240235
(2022-May-05.89378624)
0.00014108 TDB
period 1745.845999904116
4.78
1.7e-05
4.654e-08
d
yr
n .2062037545234641 2.0079e-09 deg/d
Q 3.065959666679555 1.9903e-08 au
  Orbit Determination Parameters
   # obs. used (total)      412  
   data-arc span      9267 days (25.37 yr)  
   first obs. used      1995-02-02  
   last obs. used      2020-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54721  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:47:17  

Additional Information
 Earth MOID = 1.6055 au 
 Jupiter MOID = 2.33472 au 
 T_jup = 3.306 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457733.5 (2016-Dec-11.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07985897895311127 5.477e-08  
q 2.61152915522783 1.5757e-07 au
tp 2457962.572013514894
(2017-Jul-28.07201352)
0.00013439 TDB
node 308.7718877653089 0.00030132 deg
peri 57.0898608262088 0.00030246 deg
i 1.024537471492679 4.2106e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      412  
   data-arc span      9267 days (25.37 yr)  
   first obs. used      1995-02-02  
   last obs. used      2020-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54721  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:47:17  

Additional Information
 Jupiter MOID = 2.33472 au 
 T_jup = 3.306 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.999786742695523E-15 -8.579896384416994E-15 1.139179068578197E-12 1.520250531997781E-14 1.589138828239529E-13 3.322706475462031E-16
q -8.579896384416994E-15 2.482828843649125E-14 -2.367232195503586E-12 -4.771727764097495E-14 -2.849786719731247E-13 -8.761604556253597E-16
tp 1.139179068578197E-12 -2.367232195503586E-12 1.805968463503152E-8 -3.203774228469485E-11 3.559169336507397E-9 2.591885637829422E-13
node 1.520250531997781E-14 -4.771727764097495E-14 -3.203774228469485E-11 9.079595201696513E-8 -9.078810935439605E-8 4.075636614922596E-10
peri 1.589138828239529E-13 -2.849786719731247E-13 3.559169336507397E-9 -9.078810935439605E-8 9.148043429523272E-8 -4.074595301045554E-10
i 3.322706475462031E-16 -8.761604556253597E-16 2.591885637829422E-13 4.075636614922596E-10 -4.074595301045554E-10 1.772900840171791E-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 16.03   n/a E2021B55  

103531 (2000 BD12)          Discovered 2000-Jan-28 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2000 BD12 = 1998 WL26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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