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48766 (1997 JY13)
Classification: Main-belt Asteroid          SPK-ID: 2048766
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1510408253304635 3.0905e-08  
a 2.37450507922526 7.4362e-09 au
q 2.015857872307699 7.2406e-08 au
i 1.335972665049396 3.465e-06 deg
node 137.9734859199652 0.00014554 deg
peri 354.848785751671 0.00014614 deg
M 238.552202615378 1.5029e-05 deg
tp 2459651.363650618090
(2022-Mar-12.86365062)
5.7051e-05 TDB
period 1336.466512508891
3.66
6.2781e-06
1.719e-08
d
yr
n .2693670186499379 1.2654e-09 deg/d
Q 2.733152286142821 8.5593e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1851  
   data-arc span      10701 days (29.30 yr)  
   first obs. used      1991-10-03  
   last obs. used      2021-01-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50889  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:11:35  

Additional Information
 Earth MOID = 1.03013 au 
 Jupiter MOID = 2.30275 au 
 T_jup = 3.527 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457371.5 (2015-Dec-15.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1502009419876866 3.0644e-08  
q 2.018200363597062 7.1703e-08 au
tp 2456974.807895567563
(2014-Nov-13.30789557)
5.0954e-05 TDB
node 138.0184310082374 0.00014588 deg
peri 354.2781535374351 0.0001465 deg
i 1.334221585721443 3.4601e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1851  
   data-arc span      10701 days (29.30 yr)  
   first obs. used      1991-10-03  
   last obs. used      2021-01-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50889  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:11:35  

Additional Information
 Jupiter MOID = 2.30275 au 
 T_jup = 3.527 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.390704735659168E-16 -2.18902133636872E-15 6.473030501705818E-13 -4.095038503005195E-15 1.701798030431052E-13 -1.278567197877178E-16
q -2.18902133636872E-15 5.14132864030856E-15 -1.389778389269032E-12 9.536880092416626E-15 -3.643630060939992E-13 2.933705710289039E-16
tp 6.473030501705818E-13 -1.389778389269032E-12 2.596335926554919E-9 -4.310540890677606E-12 6.959531320715833E-10 -3.275553291920532E-13
node -4.095038503005195E-15 9.536880092416626E-15 -4.310540890677606E-12 2.128225694657644E-8 -2.127717361887599E-8 1.613327054768766E-10
peri 1.701798030431052E-13 -3.643630060939992E-13 6.959531320715833E-10 -2.127717361887599E-8 2.14620282782186E-8 -1.613799685856307E-10
i -1.278567197877178E-16 2.933705710289039E-16 -3.275553291920532E-13 1.613327054768766E-10 -1.613799685856307E-10 1.197240398672025E-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 14.97   n/a E2021B10  

48766 (1997 JY13)          Discovered 1997-May-03 by Elst, E. W. at La Silla
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 JY13 = 1999 VG8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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