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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2320005353130521 4.6909e-08  
a 2.334002311255393 1.7835e-08 au
q 1.792512525622241 1.0919e-07 au
i 1.456233630043877 6.2421e-06 deg
node 241.423055308438 0.00020972 deg
peri 77.83849522723411 0.00021025 deg
M 351.8305475961727 2.0688e-05 deg
tp 2457630.055669099757
(2016-Aug-29.55566910)
7.5078e-05 JED
period 1302.417879431901
3.57
1.4928e-05
4.087e-08
d
yr
n .2764089818522975 3.1682e-09 deg/d
Q 2.875492096888546 2.1973e-08 au
  Orbit Determination Parameters
   # obs. used (total)      555  
   data-arc span      8677 days (23.76 yr)  
   first obs. used      1991-07-08  
   last obs. used      2015-04-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53184  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-26 04:17:40  

Additional Information
 Earth MOID = .779616 au 
 Jupiter MOID = 2.43132 au 
 T_jup = 3.532 
[ 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
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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