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37294 (2001 BT44)
Classification: Main-belt Asteroid          SPK-ID: 2037294
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08314961290570833 3.9618e-08  
a 2.510148864520774 1.1089e-08 au
q 2.301430958100168 1.0194e-07 au
i 6.436053817652553 3.7854e-06 deg
node 113.8249951001314 3.7183e-05 deg
peri 81.78681822589189 4.3171e-05 deg
M 287.9654070279305 2.3123e-05 deg
tp 2459291.160656284711
(2021-Mar-17.66065628)
9.3638e-05 TDB
period 1452.605365634092
3.98
9.6254e-06
2.635e-08
d
yr
n .247830559157306 1.6422e-09 deg/d
Q 2.71886677094138 1.2011e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1114  
   data-arc span      8370 days (22.92 yr)  
   first obs. used      1997-03-02  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55369  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 04:28:42  

Additional Information
 Earth MOID = 1.31096 au 
 Jupiter MOID = 2.25908 au 
 T_jup = 3.449 
[ show covariance matrix ]

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 15.1   n/a MPO502423  
diameter diameter 3.172 km 0.957 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.211   0.156 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37294 (2001 BT44)          Discovered 2001-Jan-19 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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