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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1505504399385697 3.3459e-08  
a 2.375619001717347 8.3654e-09 au
q 2.017968515882374 7.8617e-08 au
i 1.335570471646048 3.8644e-06 deg
node 137.96853767754 0.00019326 deg
peri 354.7735198432293 0.00019395 deg
M 184.7746692031427 1.6663e-05 deg
tp 2459651.465541758118
(2022-Mar-12.96554176)
6.3013e-05 TDB
period 1337.407063049617
3.66
7.0642e-06
1.934e-08
d
yr
n .2691775824625238 1.4218e-09 deg/d
Q 2.733269487552319 9.6248e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1490  
   data-arc span      10082 days (27.60 yr)  
   first obs. used      1991-10-03  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52825  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:39:16  

Additional Information
 Earth MOID = 1.03234 au 
 Jupiter MOID = 2.30341 au 
 T_jup = 3.526 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456433.5 (2013-May-21.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1501099268442936 3.328e-08  
q 2.018503189932257 7.8079e-08 au
tp 2456975.537825313800
(2014-Nov-14.03782531)
5.9679e-05 TDB
node 138.0206317762724 0.00019376 deg
peri 354.501889236352 0.00019446 deg
i 1.333688757819861 3.8593e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1490  
   data-arc span      10082 days (27.60 yr)  
   first obs. used      1991-10-03  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52825  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:39:16  

Additional Information
 Jupiter MOID = 2.30341 au 
 T_jup = 3.526 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.107532604503213E-15 -2.588344585371129E-15 5.380552784244868E-13 7.452195582195133E-15 1.257965283110054E-13 -1.524648430760469E-16
q -2.588344585371129E-15 6.096264453648553E-15 -1.209202091801192E-12 -1.635100166205426E-14 -2.875866661925633E-13 3.690880267925689E-16
tp 5.380552784244868E-13 -1.209202091801192E-12 3.561569026125307E-9 1.850738215415525E-11 1.003298489040769E-9 -1.866899679621485E-13
node 7.452195582195133E-15 -1.635100166205426E-14 1.850738215415525E-11 3.754266699681585E-8 -3.752666632209378E-8 1.945121506109905E-10
peri 1.257965283110054E-13 -2.875866661925633E-13 1.003298489040769E-9 -3.752666632209378E-8 3.781372278266435E-8 -1.945141439237941E-10
i -1.524648430760469E-16 3.690880267925689E-16 -1.866899679621485E-13 1.945121506109905E-10 -1.945141439237941E-10 1.489447925823962E-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 14.9   n/a MPO337647  

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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