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541880 (2012 BT132)
Classification: Inner Main-belt Asteroid          SPK-ID: 2541880
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07709414708113307 7.2173e-08  
a 1.922370744680389 8.8754e-09 au
q 1.774167211745532 1.3872e-07 au
i 17.80874845724777 7.1028e-06 deg
node 285.8840311483901 1.7065e-05 deg
peri 211.283462355435 3.7089e-05 deg
M 195.0952646445665 3.1007e-05 deg
tp 2459842.448570269340
(2022-Sep-19.94857027)
8.4034e-05 TDB
period 973.5407837193604
2.67
6.7421e-06
1.846e-08
d
yr
n .3697842001283596 2.5609e-09 deg/d
Q 2.070574277615246 9.5597e-09 au
  Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      6353 days (17.39 yr)  
   first obs. used      2004-01-29  
   last obs. used      2021-06-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58809  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 09:01:36  

Additional Information
 Earth MOID = .802402 au 
 Jupiter MOID = 3.03647 au 
 T_jup = 3.861 
[ 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 17.48   n/a E2021B25  

541880 (2012 BT132)          Discovered 2004-Jan-29 by LONEOS at Anderson Mesa
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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