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243086 (2007 PH2)
Classification: Main-belt Asteroid          SPK-ID: 2243086
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02230285068189048 5.6305e-08  
a 2.548947797490903 3.499e-08 au
q 2.492098995367529 1.422e-07 au
i 7.233557354467663 7.362e-06 deg
node 304.7618998388282 4.3582e-05 deg
peri 114.9868385579574 0.00016498 deg
M 308.7188756664183 0.00016053 deg
tp 2459212.236083862660
(2020-Dec-28.73608386)
0.00066299 TDB
period 1486.414176388117
4.07
3.0606e-05
8.379e-08
d
yr
n .2421935996834846 4.987e-09 deg/d
Q 2.605796599614276 3.577e-08 au
  Orbit Determination Parameters
   # obs. used (total)      239  
   data-arc span      5847 days (16.01 yr)  
   first obs. used      2002-04-12  
   last obs. used      2018-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59273  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 09:31:04  

Additional Information
 Earth MOID = 1.51552 au 
 Jupiter MOID = 2.47461 au 
 T_jup = 3.430 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO437135  
diameter diameter 2.788 km 0.418 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.083   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243086 (2007 PH2)          Discovered 2007-Aug-05 by Yeung, W. K. Y. at 7300
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Alternate Designations
 2007 PH2 = 2007 TQ304 = 2008 XJ5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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