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15746 (1991 PN8)
Classification: Main-belt Asteroid          SPK-ID: 2015746
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2317660918085362 6.2052e-08  
a 2.766431811219228 2.2659e-08 AU
q 2.125266722078138 1.8082e-07 AU
i 1.957877120158084 7.5671e-06 deg
node 175.1583761472418 0.00015136 deg
peri 212.5139266199653 0.00015246 deg
M 339.5811675163796 1.8483e-05 deg
tp 2457095.824994122074
(2015-Mar-14.32499412)
8.6981e-05 JED
period 1680.654264217852
4.60
2.0649e-05
5.653e-08
d
yr
n .2142022947042816 2.6317e-09 deg/d
Q 3.407596900360319 2.7911e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      727  
   data-arc span      11685 days (31.99 yr)  
   first obs. used      1982-09-21  
   last obs. used      2014-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53639  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 14:30:49  

Additional Information
 Earth MOID = 1.13005 AU 
 T_jup = 3.299 
[ 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 14.5 mag n/a MPO309276  

15746 (1991 PN8)          Discovered 1991-Aug-05 by Holt, H. E. at Palomar (675)
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1991 PN8 = 1982 SU9 = 1996 TM14 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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