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JPL Small-Body Database Browser
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154180 (2002 GP109)
Classification: Main-belt Asteroid          SPK-ID: 2154180
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .0183809191133898 7.8574e-08  
a 3.13491168114726 4.4468e-08 au
q 3.077289123108471 2.3332e-07 au
i 12.00287128993535 6.3563e-06 deg
node 112.8490444786218 3.6545e-05 deg
peri 292.3897815443829 0.00019298 deg
M 259.9735295771437 0.00019118 deg
tp 2459563.811782999582
(2021-Dec-15.31178300)
0.0010788 TDB
period 2027.385761214572
5.55
4.3137e-05
1.181e-07
d
yr
n .177568574706932 3.7781e-09 deg/d
Q 3.192534239186049 4.5285e-08 au
  Orbit Determination Parameters
   # obs. used (total)      426  
   data-arc span      6699 days (18.34 yr)  
   first obs. used      2001-01-04  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62511  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:28:33  

Additional Information
 Earth MOID = 2.11149 au 
 Jupiter MOID = 1.94378 au 
 T_jup = 3.178 
[ 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 14.8   n/a MPO436779  
diameter diameter 6.203 km 1.297 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.055   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

154180 (2002 GP109)          Discovered 2002-Apr-11 by NEAT at Palomar
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

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