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JPL Small-Body Database Browser
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37941 (1998 HS6)
Classification: Main-belt Asteroid          SPK-ID: 2037941
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04116546664161048 4.9172e-08  
a 2.7252790694093 1.6497e-08 au
q 2.613091684788452 1.3628e-07 au
i 7.089279721166581 4.0004e-06 deg
node 85.33278549029767 4.1098e-05 deg
peri 277.1950302883606 6.9004e-05 deg
M 198.2589892992639 5.8357e-05 deg
tp 2459738.799458525107
(2022-Jun-08.29945853)
0.00026785 TDB
period 1643.292594237688
4.50
1.4921e-05
4.085e-08
d
yr
n .2190723680386337 1.9891e-09 deg/d
Q 2.837466454030148 1.7176e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1070  
   data-arc span      8928 days (24.44 yr)  
   first obs. used      1995-11-19  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53213  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:29:32  

Additional Information
 Earth MOID = 1.62203 au 
 Jupiter MOID = 2.35752 au 
 T_jup = 3.344 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457042.5 (2015-Jan-20.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03904657524578788 4.8983e-08  
q 2.621827836732139 1.3542e-07 au
tp 2456451.218795479464
(2013-Jun-07.71879548)
0.00027736 TDB
node 85.41522840859406 4.1059e-05 deg
peri 277.4013830707814 7.1519e-05 deg
i 7.090424375648084 4.0011e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1070  
   data-arc span      8928 days (24.44 yr)  
   first obs. used      1995-11-19  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53213  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:29:32  

Additional Information
 Jupiter MOID = 2.35752 au 
 T_jup = 3.344 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.399364304054727E-15 -6.588051052342291E-15 1.509750118294583E-12 -6.026721010477614E-15 2.558652460503196E-13 2.978279570996661E-15
q -6.588051052342291E-15 1.83397380454798E-14 -3.611598216269693E-12 1.89348398715007E-14 -5.771820314517221E-13 -8.113255676297666E-15
tp 1.509750118294583E-12 -3.611598216269693E-12 7.692632215221318E-8 9.121566478152354E-11 1.627501437194891E-8 -3.332186822442295E-12
node -6.026721010477614E-15 1.89348398715007E-14 9.121566478152354E-11 1.685806996943358E-9 -1.65280106679613E-9 4.401277003250124E-12
peri 2.558652460503196E-13 -5.771820314517221E-13 1.627501437194891E-8 -1.65280106679613E-9 5.11502124433261E-9 -5.155877029962269E-12
i 2.978279570996661E-15 -8.113255676297666E-15 -3.332186822442295E-12 4.401277003250124E-12 -5.155877029962269E-12 1.600897761265723E-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 14.7   n/a MPO431928  
diameter diameter 3.362 km 0.489 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.298   0.075 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37941 (1998 HS6)          Discovered 1998-Apr-22 by ODAS at Caussols
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 HS6 = 2000 WM100 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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