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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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1030854594897045 8.6872e-08  
a 2.544613034323562 1.9057e-08 AU
q 2.282300430456826 2.22e-07 AU
i 11.39850442202696 7.8655e-06 deg
node 280.0242874792499 3.7981e-05 deg
peri 114.9697920401483 5.0352e-05 deg
M 16.35102663270989 3.0627e-05 deg
tp 2456933.159928497601
(2014-Oct-02.65992850)
0.00012614 JED
period 1482.624075259411
4.06
1.6655e-05
4.56e-08
d
yr
n .2428127304873366 2.7277e-09 deg/d
Q 2.806925638190298 2.1022e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      891  
   data-arc span      15632 days (42.80 yr)  
   first obs. used      1972-05-11  
   last obs. used      2015-02-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .4973  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:10:51  

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
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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