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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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1505504476217508 3.0961e-08  
a 2.375619007917877 7.4996e-09 au
q 2.017968502897101 7.2561e-08 au
i 1.335572115848495 3.4806e-06 deg
node 137.9684334991158 0.00014612 deg
peri 354.7736116358737 0.00014673 deg
M 184.7746801327169 1.4947e-05 deg
tp 2459651.465503703133
(2022-Mar-12.96550370)
5.7307e-05 TDB
period 1337.407068285705
3.66
6.3331e-06
1.734e-08
d
yr
n .2691775814086656 1.2747e-09 deg/d
Q 2.733269512938653 8.6287e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1831  
   data-arc span      10635 days (29.12 yr)  
   first obs. used      1991-10-03  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51059  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 21:26:55  

Additional Information
 Earth MOID = 1.03234 au 
 Jupiter MOID = 2.30341 au 
 T_jup = 3.526 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457336.5 (2015-Nov-10.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1502135474490221 3.075e-08  
q 2.018132445940749 7.196e-08 au
tp 2456974.796651444285
(2014-Nov-13.29665144)
5.0995e-05 TDB
node 138.0190686105723 0.00014644 deg
peri 354.2709793584231 0.00014705 deg
i 1.334215580709982 3.4769e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1831  
   data-arc span      10635 days (29.12 yr)  
   first obs. used      1991-10-03  
   last obs. used      2020-11-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51059  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 21:26:55  

Additional Information
 Jupiter MOID = 2.30341 au 
 T_jup = 3.526 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.455578701044114E-16 -2.204490454071141E-15 6.456542546714638E-13 -3.822680623301671E-15 1.693839661907098E-13 -1.299855182075688E-16
q -2.204490454071141E-15 5.178310345645183E-15 -1.386656038704837E-12 8.947687236544014E-15 -3.628281870782056E-13 2.986562519959909E-16
tp 6.456542546714638E-13 -1.386656038704837E-12 2.60047735268294E-9 -3.744834564102335E-12 6.970091432884974E-10 -3.25244286015593E-13
node -3.822680623301671E-15 8.947687236544014E-15 -3.744834564102335E-12 2.144478650087427E-8 -2.143950492525881E-8 1.611274134835239E-10
peri 1.693839661907098E-13 -3.628281870782056E-13 6.970091432884974E-10 -2.143950492525881E-8 2.162479025543012E-8 -1.611740645465725E-10
i -1.299855182075688E-16 2.986562519959909E-16 -3.25244286015593E-13 1.611274134835239E-10 -1.611740645465725E-10 1.208886812309036E-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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