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441726 (2009 BT52)
Classification: Main-belt Asteroid          SPK-ID: 2441726
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0451086442684099 9.1244e-08  
a 2.645501110228258 5.7022e-08 au
q 2.526166141735288 2.654e-07 au
i 13.16584187822784 1.6321e-05 deg
node 316.4865617642595 2.4662e-05 deg
peri 102.7863310964681 0.00024146 deg
M 297.0547369245454 0.00025074 deg
tp 2459275.302640413193
(2021-Mar-01.80264041)
0.0011002 TDB
period 1571.666329047827
4.30
5.0814e-05
1.391e-07
d
yr
n .2290562528104175 7.4057e-09 deg/d
Q 2.764836078721228 5.9594e-08 au
  Orbit Determination Parameters
   # obs. used (total)      94  
   data-arc span      7611 days (20.84 yr)  
   first obs. used      1996-01-25  
   last obs. used      2016-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57354  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 12:35:34  

Additional Information
 Earth MOID = 1.5778 au 
 Jupiter MOID = 2.38711 au 
 T_jup = 3.354 
[ 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 17.5   n/a MPO349182  

441726 (2009 BT52)          Discovered 2009-Jan-16 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02

Alternate Designations
 2009 BT52 = 2011 SK6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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