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37698 (1995 YL8)
Classification: Main-belt Asteroid          SPK-ID: 2037698
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0660272529973632 5.2176e-08  
a 2.889963003874274 1.5337e-08 au
q 2.699146685464448 1.524e-07 au
i 1.252297952703896 4.524e-06 deg
node 223.622289730052 0.0002356 deg
peri 126.7768541579765 0.00023753 deg
M 56.95949412479386 2.8817e-05 deg
tp 2458716.577065954801
(2019-Aug-21.07706595)
0.00014398 TDB
period 1794.472683207691
4.91
1.4285e-05
3.911e-08
d
yr
n .2006160379975725 1.597e-09 deg/d
Q 3.0807793222841 1.635e-08 au
  Orbit Determination Parameters
   # obs. used (total)      928  
   data-arc span      9687 days (26.52 yr)  
   first obs. used      1993-04-26  
   last obs. used      2019-11-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5464  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 02:23:22  

Additional Information
 Earth MOID = 1.6931 au 
 Jupiter MOID = 2.21498 au 
 T_jup = 3.287 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456519.5 (2013-Aug-15.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06883753170298805 5.2707e-08  
q 2.691336378076782 1.5453e-07 au
tp 2456912.283410965257
(2014-Sep-11.78341096)
0.00013863 TDB
node 223.7631647653601 0.00023694 deg
peri 124.8314907573554 0.00023864 deg
i 1.246726607165253 4.5244e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      928  
   data-arc span      9687 days (26.52 yr)  
   first obs. used      1993-04-26  
   last obs. used      2019-11-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5464  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 02:23:22  

Additional Information
 Jupiter MOID = 2.21498 au 
 T_jup = 3.287 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.778047531783702E-15 -8.110024661217386E-15 1.590087425939745E-13 -1.313511119806045E-14 3.047967628899476E-14 -3.867406049933449E-16
q -8.110024661217386E-15 2.387919000005042E-14 -9.238720113678758E-13 4.053233852284989E-14 -1.945264969687801E-13 1.228484254657471E-15
tp 1.590087425939745E-13 -9.238720113678758E-13 1.921956306450879E-8 2.439256678171798E-11 3.981323163791818E-9 -4.393786026190581E-13
node -1.313511119806045E-14 4.053233852284989E-14 2.439256678171798E-11 5.614020982252367E-8 -5.612193079838222E-8 -4.384842459678682E-10
peri 3.047967628899476E-14 -1.945264969687801E-13 3.981323163791818E-9 -5.612193079838222E-8 5.694890949573474E-8 4.382919759038729E-10
i -3.867406049933449E-16 1.228484254657471E-15 -4.393786026190581E-13 -4.384842459678682E-10 4.382919759038729E-10 2.047034523531581E-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 14.7   n/a MPO502424  

37698 (1995 YL8)          Discovered 1995-Dec-18 by Spacewatch at Kitt Peak
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 YL8 = 1999 RX49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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