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JPL Small-Body Database Browser
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66294 (1999 JS27)
Classification: Mars-crossing Asteroid          SPK-ID: 2066294
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 .3374027988175247 3.2656e-08  
a 2.433401934387649 8.5795e-09 au
q 1.612365311077278 8.1875e-08 au
i 1.150152491584882 3.5161e-06 deg
node 131.0620638073625 0.00025787 deg
peri 161.8171598450929 0.00025797 deg
M 159.3848344008191 9.7277e-06 deg
tp 2458386.647971853839
(2018-Sep-25.14797185)
3.5487e-05 TDB
period 1386.497849455885
3.80
7.3326e-06
2.008e-08
d
yr
n .2596469948664384 1.3732e-09 deg/d
Q 3.254438557698021 1.1474e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1025  
   data-arc span      9494 days (25.99 yr)  
   first obs. used      1994-01-07  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53464  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 10:48:45  

Additional Information
 Earth MOID = .596277 au 
 Jupiter MOID = 1.96377 au 
 T_jup = 3.426 
[ 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 15.3   n/a MPO436244  

66294 (1999 JS27)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JS27 = 1994 AV6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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