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79136 (1991 ND4)
Classification: Main-belt Asteroid          SPK-ID: 2079136
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2311473438525899 4.7101e-08  
a 2.335576922519145 1.8319e-08 AU
q 1.795714520515438 1.0917e-07 AU
i 1.457001065268013 7.0231e-06 deg
node 241.6710424804575 0.00021065 deg
peri 77.24269665504852 0.00021131 deg
M 131.2625862639302 1.9513e-05 deg
tp 2456325.133967150667
(2013-Feb-01.63396715)
6.7677e-05 JED
period 1303.736096450703
3.57
1.5339e-05
4.2e-08
d
yr
n .2761295027268675 3.2487e-09 deg/d
Q 2.875439324522852 2.2553e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      491  
   data-arc span      8301 days (22.73 yr)  
   first obs. used      1991-07-08  
   last obs. used      2014-03-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52879  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 15:02:43  

Additional Information
 Earth MOID = .782257 AU 
 T_jup = 3.531 
[ 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 15.8 mag n/a MPO235119  

79136 (1991 ND4)          Discovered 1991-Jul-08 by Debehogne, H. at La Silla (809)
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1991 ND4 = 2002 TQ22 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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