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7843 (1994 YE1)
Classification: Main-belt Asteroid          SPK-ID: 2007843
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1030854812234858 8.8649e-08  
a 2.544613064404424 2.6901e-08 AU
q 2.282300402132726 2.2407e-07 AU
i 11.3985052085564 8.6223e-06 deg
node 280.0242865564485 3.9797e-05 deg
peri 114.9698169205743 5.3972e-05 deg
M 16.35098907468361 3.8924e-05 deg
tp 2456933.160081982508
(2014-Oct-02.66008198)
0.00015984 JED
period 1482.624101549427
4.06
2.3511e-05
6.437e-08
d
yr
n .2428127261817607 3.8504e-09 deg/d
Q 2.806925726676123 2.9674e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      742  
   data-arc span      15026 days (41.14 yr)  
   first obs. used      1972-05-11  
   last obs. used      2013-07-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52274  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:38:22  

Additional Information
 Earth MOID = 1.31685 AU 
 T_jup = 3.409 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.6 mag n/a MPO265999  

7843 (1994 YE1)          Discovered 1994-Dec-22 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1994 YE1 = 1972 JC1 = 1990 XY = 1993 ML 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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