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266695 (2009 PS17)
Classification: Main-belt Asteroid          SPK-ID: 2266695
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2236712550169943 6.3322e-08  
a 2.614160606918256 2.42e-08 au
q 2.029448023152862 1.6428e-07 au
i 27.3466813514664 1.0576e-05 deg
node 143.6671971151567 1.5696e-05 deg
peri 271.2671317527038 2.699e-05 deg
M 135.0373434279502 2.0217e-05 deg
tp 2458421.407139630688
(2018-Oct-29.90713963)
8.601e-05 TDB
period 1543.820579113986
4.23
2.1438e-05
5.869e-08
d
yr
n .2331877193958689 3.2381e-09 deg/d
Q 3.19887319068365 2.9613e-08 au
  Orbit Determination Parameters
   # obs. used (total)      192  
   data-arc span      9562 days (26.18 yr)  
   first obs. used      1994-02-12  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57855  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 15:25:01  

Additional Information
 Earth MOID = 1.23504 au 
 Jupiter MOID = 2.47221 au 
 T_jup = 3.218 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456915.5 (2014-Sep-15.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2220336747999822 6.3573e-08  
q 2.034611948038308 1.6491e-07 au
tp 2456877.777421895827
(2014-Aug-08.27742190)
8.9002e-05 TDB
node 143.6950066121089 1.5685e-05 deg
peri 271.5590484873989 2.7119e-05 deg
i 27.34820228649204 1.0579e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      192  
   data-arc span      9562 days (26.18 yr)  
   first obs. used      1994-02-12  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57855  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 15:25:01  

Additional Information
 Jupiter MOID = 2.47221 au 
 T_jup = 3.218 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.041513469703408E-15 -1.041523085475747E-14 1.366895027757306E-12 2.195640925621433E-14 2.741032477644836E-13 -2.984924666542944E-14
q -1.041523085475747E-14 2.719391891649275E-14 -3.947478029792797E-12 -5.831777866813053E-14 -8.180220881236335E-13 8.078887853979472E-14
tp 1.366895027757306E-12 -3.947478029792797E-12 7.921313135385257E-9 6.028819827325055E-11 2.00793194211006E-9 -1.873031001768898E-11
node 2.195640925621433E-14 -5.831777866813053E-14 6.028819827325055E-11 2.460134297363967E-10 -2.021513427766586E-10 -4.65260045013941E-11
peri 2.741032477644836E-13 -8.180220881236335E-13 2.00793194211006E-9 -2.021513427766586E-10 7.354651569677936E-10 3.620480960428507E-11
i -2.984924666542944E-14 8.078887853979472E-14 -1.873031001768898E-11 -4.65260045013941E-11 3.620480960428507E-11 1.119249577272727E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO470832  
diameter diameter 5.231 km 1.771 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.031   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

266695 (2009 PS17)          Discovered 2009-Aug-10 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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