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78278 (2002 PX35)
Classification: Outer Main-belt Asteroid          SPK-ID: 2078278
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .138881250728658 4.3615e-08  
a 3.213518451742872 2.8063e-08 au
q 2.767220989925201 1.3783e-07 au
i 4.655294687863297 5.5757e-06 deg
node 185.5093468378077 5.7201e-05 deg
peri 85.49560976818699 6.0469e-05 deg
M 74.62602471548047 2.0359e-05 deg
tp 2458564.328353557188
(2019-Mar-21.82835356)
0.00011778 TDB
period 2104.115733325933
5.76
2.7563e-05
7.546e-08
d
yr
n .1710932503845477 2.2412e-09 deg/d
Q 3.659815913560543 3.1961e-08 au
  Orbit Determination Parameters
   # obs. used (total)      470  
   data-arc span      10611 days (29.05 yr)  
   first obs. used      1991-10-06  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54265  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:27:27  

Additional Information
 Earth MOID = 1.75628 au 
 Jupiter MOID = 1.4625 au 
 T_jup = 3.171 
[ 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 15.3   n/a MPO432333  
diameter diameter 5.408 km 0.739 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.035   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78278 (2002 PX35)          Discovered 2002-Aug-06 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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