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469831 (2005 SH237)
Classification: Main-belt Asteroid          SPK-ID: 2469831
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08666275474975685 7.2295e-08  
a 3.071317827056443 3.7553e-08 au
q 2.805148963451695 2.3705e-07 au
i 11.00837813825112 7.6582e-06 deg
node 20.80049300070169 2.9516e-05 deg
peri 335.6709092438452 4.878e-05 deg
M 290.3852223411672 4.2605e-05 deg
tp 2459380.675834003363
(2021-Jun-15.17583400)
0.00023644 TDB
period 1966.009299231675
5.38
3.6057e-05
9.872e-08
d
yr
n .1831120535089481 3.3584e-09 deg/d
Q 3.337486690661192 4.0807e-08 au
  Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      5373 days (14.71 yr)  
   first obs. used      2005-09-29  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59949  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 07:31:00  

Additional Information
 Earth MOID = 1.80612 au 
 Jupiter MOID = 2.12809 au 
 T_jup = 3.197 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457638.5 (2016-Sep-07.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08773031012763766 7.2168e-08  
q 2.798355940286461 2.3599e-07 au
tp 2457425.956372460400
(2016-Feb-07.45637246)
0.00021749 TDB
node 20.8823577452013 2.947e-05 deg
peri 337.069325782123 4.8479e-05 deg
i 11.02222117236594 7.6662e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      5373 days (14.71 yr)  
   first obs. used      2005-09-29  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59949  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 07:31:00  

Additional Information
 Jupiter MOID = 2.12809 au 
 T_jup = 3.197 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.208237918525277E-15 -1.687628681761081E-14 -1.053209766811471E-12 -9.011573449552738E-15 -5.152312222262974E-14 -4.078907701643186E-15
q -1.687628681761081E-14 5.568904585593848E-14 6.35973840461801E-12 2.644687349401595E-14 6.980127658623652E-13 1.509684870084184E-14
tp -1.053209766811471E-12 6.35973840461801E-12 4.730174825164438E-8 -2.872718552294936E-11 8.393187705457299E-9 1.775474081051571E-11
node -9.011573449552738E-15 2.644687349401595E-14 -2.872718552294936E-11 8.684942987123795E-10 -8.576739176090768E-10 6.614414969073618E-12
peri -5.152312222262974E-14 6.980127658623652E-13 8.393187705457299E-9 -8.576739176090768E-10 2.350207407100479E-9 -3.277093432613883E-12
i -4.078907701643186E-15 1.509684870084184E-14 1.775474081051571E-11 6.614414969073618E-12 -3.277093432613883E-12 5.877068707922941E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO472615  
diameter diameter 4.709 km 0.288 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.038   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

469831 (2005 SH237)          Discovered 2005-Sep-29 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-08-22

Alternate Designations
 2005 SH237 = 2008 GG134 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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