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37317 (2001 QT31)
Classification: Main-belt Asteroid          SPK-ID: 2037317
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1820138312111655 4.1323e-08  
a 2.626070945593901 1.021e-08 au
q 2.148089711754027 1.0739e-07 au
i 14.65003028711786 3.7578e-06 deg
node 155.5339922268851 1.5832e-05 deg
peri 225.6849223642875 1.8185e-05 deg
M 137.7684050866512 8.9182e-06 deg
tp 2458405.653050267139
(2018-Oct-14.15305027)
3.782e-05 TDB
period 1554.383254775584
4.26
9.0651e-06
2.482e-08
d
yr
n .2316031126132888 1.3507e-09 deg/d
Q 3.104052179433775 1.2069e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1635  
   data-arc span      8572 days (23.47 yr)  
   first obs. used      1996-08-17  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45224  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 04:29:21  

Additional Information
 Earth MOID = 1.17316 au 
 Jupiter MOID = 2.41928 au 
 T_jup = 3.333 
[ 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 13.9   n/a MPO502423  
diameter diameter 4.341 km 0.766 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.326   0.100 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

37317 (2001 QT31)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 QT31 = 2000 KZ72 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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