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JPL Small-Body Database Browser
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35101 (1991 PL16)
Classification: Main-belt Asteroid          SPK-ID: 2035101
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1828972061728666 4.5257e-08  
a 2.590507058483651 1.7264e-08 au
q 2.1167105549159 1.1951e-07 au
i 12.25782612619828 5.2339e-06 deg
node 350.0928656578828 1.8408e-05 deg
peri 324.4228014059942 2.2557e-05 deg
M 345.1060488375589 1.3725e-05 deg
tp 2459063.506161418559
(2020-Aug-02.00616142)
5.8179e-05 TDB
period 1522.914763402768
4.17
1.5224e-05
4.168e-08
d
yr
n .2363888043186499 2.363e-09 deg/d
Q 3.064303562051402 2.0421e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1307  
   data-arc span      10492 days (28.73 yr)  
   first obs. used      1991-08-07  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48849  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:02:52  

Additional Information
 Earth MOID = 1.11652 au 
 Jupiter MOID = 2.30825 au 
 T_jup = 3.364 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456968.5 (2014-Nov-07.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1817496448509681 4.5225e-08  
q 2.119540189349307 1.192e-07 au
tp 2457542.654016487264
(2016-Jun-03.15401649)
5.7651e-05 TDB
node 350.140197349155 1.8411e-05 deg
peri 324.634454296809 2.2593e-05 deg
i 12.25621922754329 5.233e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1307  
   data-arc span      10492 days (28.73 yr)  
   first obs. used      1991-08-07  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48849  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:02:52  

Additional Information
 Jupiter MOID = 2.30825 au 
 T_jup = 3.364 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.045299147149375E-15 -5.353404846997453E-15 1.110468562469236E-12 -6.797646080525576E-15 2.435764709936109E-13 3.308605129276621E-15
q -5.353404846997453E-15 1.42091852951456E-14 -2.940560757213171E-12 1.706455896549966E-14 -6.620012183968574E-13 -8.103075800912764E-15
tp 1.110468562469236E-12 -2.940560757213171E-12 3.323659309927369E-9 -2.075699200403571E-11 7.666213413993002E-10 -6.309451788023683E-13
node -6.797646080525576E-15 1.706455896549966E-14 -2.075699200403571E-11 3.389559818314885E-10 -3.349580655282826E-10 3.347438297660463E-12
peri 2.435764709936109E-13 -6.620012183968574E-13 7.666213413993002E-10 -3.349580655282826E-10 5.104344049430446E-10 -3.463992942804062E-12
i 3.308605129276621E-15 -8.103075800912764E-15 -6.309451788023683E-13 3.347438297660463E-12 -3.463992942804062E-12 2.738424113195246E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9   n/a MPO474205  
diameter diameter 3.937 km 0.986 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.198   0.101 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35101 (1991 PL16)          Discovered 1991-Aug-07 by Holt, H. E. at Palomar
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1991 PL16 = 1998 FZ37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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