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186400 (2002 PJ46)
Classification: Main-belt Asteroid          SPK-ID: 2186400
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2536798148230885 3.4218e-08  
a 2.282852757685061 6.6439e-09 au
q 1.703739092847138 7.9295e-08 au
i 5.719635865020848 3.9277e-06 deg
node 191.5494402507983 3.999e-05 deg
peri 176.2153525679991 4.085e-05 deg
M 101.916519754347 9.7895e-06 deg
tp 2458843.837571664901
(2019-Dec-26.33757166)
3.3298e-05 TDB
period 1259.839665935601
3.45
5.4999e-06
1.506e-08
d
yr
n .2857506472719697 1.2475e-09 deg/d
Q 2.861966422522984 8.3293e-09 au
  Orbit Determination Parameters
   # obs. used (total)      742  
   data-arc span      7303 days (19.99 yr)  
   first obs. used      2001-03-22  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54876  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 10:14:06  

Additional Information
 Earth MOID = .701327 au 
 Jupiter MOID = 2.60355 au 
 T_jup = 3.554 
[ 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 16.29   n/a MPCxxxxx  
diameter diameter 1.368 km 0.256 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.260   0.129 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

186400 (2002 PJ46)          Discovered 2002-Aug-09 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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