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JPL Small-Body Database Browser
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154173 (2002 GL78)
Classification: Main-belt Asteroid          SPK-ID: 2154173
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2061823821697647 4.402e-08  
a 3.016168911096788 2.7611e-08 au
q 2.394288019980467 1.2564e-07 au
i 8.33310438599948 9.0084e-06 deg
node 4.17441677089148 3.2139e-05 deg
peri 269.5998490671626 4.3576e-05 deg
M 120.5093386530185 3.5019e-05 deg
tp 2458360.028044478345
(2018-Aug-29.52804448)
0.00018097 TDB
period 1913.294907805226
5.24
2.6272e-05
7.193e-08
d
yr
n .1881570888687318 2.5837e-09 deg/d
Q 3.638049802213109 3.3304e-08 au
  Orbit Determination Parameters
   # obs. used (total)      431  
   data-arc span      6514 days (17.83 yr)  
   first obs. used      2002-04-04  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63434  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 09:30:30  

Additional Information
 Earth MOID = 1.39649 au 
 Jupiter MOID = 1.617 au 
 T_jup = 3.199 
[ 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 15.2   n/a MPO401300  

154173 (2002 GL78)          Discovered 2002-Apr-09 by LINEAR at Socorro
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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