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18504 (1996 PB5)
Classification: Main-belt Asteroid          SPK-ID: 2018504
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1707635628925587 3.4342e-08  
a 2.257759210955497 5.0953e-09 au
q 1.872216203939244 7.7073e-08 au
i 3.326921284667376 2.8522e-06 deg
node 305.3551203850648 6.4936e-05 deg
peri 85.87628996549151 6.5654e-05 deg
M 72.39351126209095 8.3302e-06 deg
tp 2459147.320676918376
(2020-Oct-24.82067692)
2.8709e-05 TDB
period 1239.124263286823
3.39
4.1947e-06
1.148e-08
d
yr
n .2905277627645564 9.835e-10 deg/d
Q 2.643302217971749 5.9654e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1844  
   data-arc span      12623 days (34.56 yr)  
   first obs. used      1986-09-11  
   last obs. used      2021-04-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48239  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 18:00:57  

Additional Information
 Earth MOID = .880628 au 
 Jupiter MOID = 2.80422 au 
 T_jup = 3.601 
[ 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 14.98   n/a MPCxxxxx  
diameter diameter 3.093 km 0.889 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.222   0.157 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

18504 (1996 PB5)          Discovered 1996-Aug-15 by JPL/GEODSS NEAT at Haleakala
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1996 PB5 = 1986 RH14 = 1986 TN12 = 1998 DV32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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