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10231 (1997 WQ37)
Classification: Main-belt Asteroid          SPK-ID: 2010231
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06601135456767107 4.1568e-08  
a 2.966200000736133 1.2917e-08 au
q 2.770397120768914 1.2391e-07 au
i 4.204661032974496 3.0151e-06 deg
node 106.6148873905077 6.1476e-05 deg
peri 285.0038440431205 6.6221e-05 deg
M 245.2850451302356 2.5284e-05 deg
tp 2459991.088644436185
(2023-Feb-15.58864444)
0.00013216 TDB
period 1865.94600712731
5.11
1.2188e-05
3.337e-08
d
yr
n .1929316275095402 1.2602e-09 deg/d
Q 3.162002880703352 1.377e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2182  
   data-arc span      10043 days (27.50 yr)  
   first obs. used      1994-02-07  
   last obs. used      2021-08-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46435  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 20:11:21  

Additional Information
 Earth MOID = 1.77916 au 
 Jupiter MOID = 2.15361 au 
 T_jup = 3.257 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456998.5 (2014-Dec-07.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06545024121248978 4.1203e-08  
q 2.772554932736312 1.2246e-07 au
tp 2456267.403275670685
(2012-Dec-05.90327567)
0.00013019 TDB
node 106.6273689350859 6.1464e-05 deg
peri 286.6716956433521 6.6424e-05 deg
i 4.204771416041296 3.0152e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2182  
   data-arc span      10043 days (27.50 yr)  
   first obs. used      1994-02-07  
   last obs. used      2021-08-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46435  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 20:11:21  

Additional Information
 Jupiter MOID = 2.15361 au 
 T_jup = 3.257 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.697664450691929E-15 -5.020613056719765E-15 -1.461039674099147E-12 1.456980550026477E-15 -3.256580222945324E-13 -1.916868657544219E-17
q -5.020613056719765E-15 1.499707762409611E-14 4.454866787343841E-12 -5.045364243352273E-15 9.994628428419288E-13 1.609929671630736E-16
tp -1.461039674099147E-12 4.454866787343841E-12 1.695050484540552E-8 2.967424776649156E-12 3.309810772205594E-9 -3.82740467658627E-14
node 1.456980550026477E-15 -5.045364243352273E-15 2.967424776649156E-12 3.777862588778237E-9 -3.767185752050627E-9 1.219603139204062E-11
peri -3.256580222945324E-13 9.994628428419288E-13 3.309810772205594E-9 -3.767185752050627E-9 4.412084942968312E-9 -1.216230657670719E-11
i -1.916868657544219E-17 1.609929671630736E-16 -3.82740467658627E-14 1.219603139204062E-11 -1.216230657670719E-11 9.091263772438192E-12

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.47   n/a MPO636220  
diameter diameter 5.234 km 0.305 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.363 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.240   0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

10231 (1997 WQ37)          Discovered 1997-Nov-29 by LINEAR at Socorro
Reference: 19990302/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 WQ37 = 1994 CV11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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