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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 ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .150550451598149 3.1723e-08  
a 2.375619008928319 7.9126e-09 au
q 2.017968494309013 7.3945e-08 au
i 1.335572569273274 3.5046e-06 deg
node 137.9682028203239 0.00018657 deg
peri 354.7738376738283 0.00018722 deg
M 184.7746834520909 1.6275e-05 deg
tp 2459651.465491786914
(2022-Mar-12.96549179)
6.1698e-05 TDB
period 1337.40706913898
3.66
6.6818e-06
1.829e-08
d
yr
n .2691775812369283 1.3448e-09 deg/d
Q 2.733269523547625 9.1038e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1598  
   data-arc span      10466 days (28.65 yr)  
   first obs. used      1991-10-03  
   last obs. used      2020-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52449  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 21:50:00  

Additional Information
 Earth MOID = 1.03234 au 
 Jupiter MOID = 2.30341 au 
 T_jup = 3.526 
[ show covariance matrix ]

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

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1931-Dec-29 14:39 < 00:01 Iris 0.027973321817324 0.0279651947700384 0.0279814505865714 5.45350231967361 5.45350228198991 2426705.110229038 0.84934325381564 534.376902039995 47.8255485716714 -40.8908879854177 57565.8623148843 T 28 CATAB v2.0f-lin.ifort 2020-Jun-23 21:50:15 2020-Jun-23 21:50

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