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JPL Small-Body Database Browser
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11901 (1991 PV11)
Classification: Main-belt Asteroid          SPK-ID: 2011901
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1597420670223883 3.7123e-08  
a 2.417056554157367 9.6501e-09 au
q 2.030950944086258 8.9789e-08 au
i 13.08597958367696 3.7107e-06 deg
node 147.0157890192564 1.8273e-05 deg
peri 94.30003488727529 2.1812e-05 deg
M 212.9641742732394 1.3957e-05 deg
tp 2459161.095115111639
(2020-Nov-07.59511511)
5.4793e-05 TDB
period 1372.551488337441
3.76
8.2199e-06
2.25e-08
d
yr
n .2622852425274513 1.5708e-09 deg/d
Q 2.803162164228477 1.1192e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1804  
   data-arc span      10844 days (29.69 yr)  
   first obs. used      1990-03-17  
   last obs. used      2019-11-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53374  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 22:40:52  

Additional Information
 Earth MOID = 1.06832 au 
 Jupiter MOID = 2.3303 au 
 T_jup = 3.463 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.7   n/a MPO365393  
diameter diameter 5.272 km 0.126 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 9.3768 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2013) http://www.asu.cas.cz/~ppravec/neo.htm]
[Oey, J. (2014) Minor Planet Bull. 41, 276-281.]
geometric albedo albedo 0.253   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

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

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