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541845 (2012 BQ37)
Classification: Main-belt Asteroid          SPK-ID: 2541845
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2343162927143145 6.1868e-08  
a 2.555786755463718 2.0472e-08 au
q 1.956924277955113 1.579e-07 au
i 8.675681560449082 6.6803e-06 deg
node 73.27967781402867 3.9648e-05 deg
peri 347.4572927286688 4.2738e-05 deg
M 111.5151998700917 1.6925e-05 deg
tp 2458738.207427272709
(2019-Sep-11.70742727)
6.8977e-05 TDB
period 1492.400375694971
4.09
1.7931e-05
4.909e-08
d
yr
n .2412221317167369 2.8983e-09 deg/d
Q 3.154649232972322 2.5269e-08 au
  Orbit Determination Parameters
   # obs. used (total)      299  
   data-arc span      6814 days (18.66 yr)  
   first obs. used      2002-08-20  
   last obs. used      2021-04-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51116  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 13:25:40  

Additional Information
 Earth MOID = .970309 au 
 Jupiter MOID = 2.19013 au 
 T_jup = 3.383 
[ 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 16.88   n/a E2021B25  

541845 (2012 BQ37)          Discovered 2012-Jan-19 by CSS at Catalina
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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