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7419 (1991 PN13)
Classification: Main-belt Asteroid          SPK-ID: 2007419
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1880534487668619 7.3754e-08  
a 2.656284532636597 1.6144e-08 au
q 2.156761065368213 1.9262e-07 au
i 12.46999704370714 8.0395e-06 deg
node 335.468392358555 2.4031e-05 deg
peri 47.79086103392888 3.1282e-05 deg
M 191.7704790883993 1.7161e-05 deg
tp 2458139.441443031588
(2018-Jan-20.94144303)
7.675e-05 JED
period 1581.285603441482
4.33
1.4416e-05
3.947e-08
d
yr
n .2276628581304367 2.0755e-09 deg/d
Q 3.155807999904981 1.918e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1105  
   data-arc span      23747 days (65.02 yr)  
   first obs. used      1950-04-17  
   last obs. used      2015-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52151  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 15:58:15  

Additional Information
 Earth MOID = 1.17726 au 
 Jupiter MOID = 2.39305 au 
 T_jup = 3.329 
[ 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 12.9 mag n/a MPO337318  
rotation period rot_per 20. h n/a LCDB (Rev. 2015-December); Warner et al., 2009 lower-limit; Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Behrend, R. (2014) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]

7419 (1991 PN13)          Discovered 1991-Aug-05 by Holt, H. E. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1991 PN13 = 1983 XJ1 = 1987 SW14 = 1990 HX2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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