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JPL Small-Body Database Browser
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117604 (2005 EN78)
Classification: Main-belt Asteroid          SPK-ID: 2117604
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09378215544059357 4.7871e-08  
a 2.323417180300837 1.3305e-08 au
q 2.105522109144518 1.1062e-07 au
i 5.024098845165881 4.166e-06 deg
node 98.9405858824004 6.3736e-05 deg
peri 134.8922929839885 6.8271e-05 deg
M 302.6520052705246 2.4875e-05 deg
tp 2458806.565343484545
(2019-Nov-19.06534348)
8.9674e-05 TDB
period 1293.567874594012
3.54
1.1111e-05
3.042e-08
d
yr
n .2783000467702449 2.3905e-09 deg/d
Q 2.541312251457156 1.4553e-08 au
  Orbit Determination Parameters
   # obs. used (total)      504  
   data-arc span      8213 days (22.49 yr)  
   first obs. used      1996-11-11  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54081  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:54:55  

Additional Information
 Earth MOID = 1.09721 au 
 Jupiter MOID = 2.45312 au 
 T_jup = 3.565 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO436564  

117604 (2005 EN78)          Discovered 2005-Mar-03 by CSS at Catalina
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2005 EN78 = 1996 VY2 = 1998 HD135 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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