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46286 (2001 KR37)
Classification: Main-belt Asteroid          SPK-ID: 2046286
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0762592044506997 5.6654e-08  
a 2.972338553647131 2.0156e-08 au
q 2.745670380187858 1.6667e-07 au
i 9.600789435076479 5.8355e-06 deg
node 192.2063441326832 2.6729e-05 deg
peri 182.9170564464766 3.9733e-05 deg
M 46.83671353447434 2.941e-05 deg
tp 2458356.982738194419
(2018-Aug-26.48273819)
0.00015294 TDB
period 1871.741367708944
5.12
1.9039e-05
5.213e-08
d
yr
n .1923342648779775 1.9564e-09 deg/d
Q 3.199006727106405 2.1693e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1060  
   data-arc span      9648 days (26.41 yr)  
   first obs. used      1992-09-30  
   last obs. used      2019-03-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51059  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:36:56  

Additional Information
 Earth MOID = 1.74564 au 
 Jupiter MOID = 2.21088 au 
 T_jup = 3.237 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456649.5 (2013-Dec-23.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07275856035735169 5.6007e-08  
q 2.755670091077558 1.6364e-07 au
tp 2456477.480811066097
(2013-Jul-03.98081107)
0.00016439 TDB
node 192.3889319963631 2.6825e-05 deg
peri 181.4523480559708 4.1146e-05 deg
i 9.578702372562805 5.8263e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1060  
   data-arc span      9648 days (26.41 yr)  
   first obs. used      1992-09-30  
   last obs. used      2019-03-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51059  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:36:56  

Additional Information
 Jupiter MOID = 2.21088 au 
 T_jup = 3.237 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.136758533458116E-15 -9.106575081371605E-15 1.064250863900636E-12 1.571983773974872E-14 1.26763022253188E-13 2.554171409586179E-15
q -9.106575081371605E-15 2.677932608838064E-14 -3.541877480605934E-12 -4.516888166501E-14 -4.474545328309186E-13 -5.959617919395919E-15
tp 1.064250863900636E-12 -3.541877480605934E-12 2.702557112799696E-8 9.447412364057184E-13 5.143466870808885E-9 -5.691030841691333E-12
node 1.571983773974872E-14 -4.516888166501E-14 9.447412364057184E-13 7.195951633448285E-10 -7.095347752862547E-10 1.370781649178822E-11
peri 1.26763022253188E-13 -4.474545328309186E-13 5.143466870808885E-9 -7.095347752862547E-10 1.692983370689013E-9 -1.47174786043181E-11
i 2.554171409586179E-15 -5.959617919395919E-15 -5.691030841691333E-12 1.370781649178822E-11 -1.47174786043181E-11 3.394598452323652E-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 14.0   n/a MPO459171  
diameter diameter 5.996 km 0.409 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.93385 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.178   0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46286 (2001 KR37)          Discovered 2001-May-22 by LINEAR at Socorro
Reference: 20020822/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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