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11901 (1991 PV11)
Classification: Main-belt Asteroid          SPK-ID: 2011901
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1603812031056117 6.2025e-08  
a 2.416086967417532 1.8165e-08 AU
q 2.02859203277532 1.517e-07 AU
i 13.09079363512213 6.6982e-06 deg
node 147.0417601715012 2.9952e-05 deg
peri 94.3605192457695 4.0295e-05 deg
M 153.1433804495332 2.1532e-05 deg
tp 2456416.970253954305
(2013-May-04.47025395)
8.3719e-05 JED
period 1371.725685823404
3.76
1.547e-05
4.235e-08
d
yr
n .2624431427657516 2.9597e-09 deg/d
Q 2.803581902059745 2.1078e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      978  
   data-arc span      8508 days (23.29 yr)  
   first obs. used      1990-03-17  
   last obs. used      2013-07-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51826  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 20:13:27  

Additional Information
 Earth MOID = 1.06763 AU 
 T_jup = 3.464 
[ 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 13.6 mag n/a PDS3 (MPC 36246)  
rotation period rot_per 9.3768 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2013) http://www.asu.cas.cz/~ppravec/neo.htm]

11901 (1991 PV11)          Discovered 1991-Aug-07 by Holt, H. E. at Palomar (675)
Reference: 19991026/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1991 PV11 = 1990 FG5 = 1998 MR9 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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