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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2318764999057834 7.0369e-08  
a 2.766802110145137 3.1215e-08 AU
q 2.125245720912747 1.9325e-07 AU
i 1.957666796931619 8.4256e-06 deg
node 175.1614129135939 0.00016637 deg
peri 212.5007288682629 0.00016736 deg
M 296.7623152420077 2.0336e-05 deg
tp 2457095.783401276195
(2015-Mar-14.28340128)
9.8535e-05 JED
period 1680.991719830397
4.60
2.8447e-05
7.788e-08
d
yr
n .2141592940364526 3.6242e-09 deg/d
Q 3.408358499377528 3.8453e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      668  
   data-arc span      7987 days (21.87 yr)  
   first obs. used      1991-07-23  
   last obs. used      2013-06-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58782  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-05 18:15:22  

Additional Information
 Earth MOID = 1.12889 AU 
 T_jup = 3.298 
[ 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 14.4 mag n/a MPO263488  

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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