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19259 (1995 GB)
Classification: Main-belt Asteroid          SPK-ID: 2019259
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1714705225375705 3.0648e-08  
a 2.37658857702928 7.2655e-09 au
q 1.969073691869248 7.3018e-08 au
i 2.92946546596178 3.3309e-06 deg
node 120.7219637757044 7.3075e-05 deg
peri 121.7159712595298 7.3896e-05 deg
M 335.2494293868135 1.2982e-05 deg
tp 2459292.505152605312
(2021-Mar-19.00515261)
4.844e-05 TDB
period 1338.225912265063
3.66
6.1366e-06
1.68e-08
d
yr
n .269012874956717 1.2336e-09 deg/d
Q 2.784103462189312 8.5113e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1774  
   data-arc span      9177 days (25.13 yr)  
   first obs. used      1995-04-01  
   last obs. used      2020-05-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50379  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:49:57  

Additional Information
 Earth MOID = .956614 au 
 Jupiter MOID = 2.23149 au 
 T_jup = 3.519 
[ 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 14.55   n/a E2021B10  

19259 (1995 GB)          Discovered 1995-Apr-01 by Kobayashi, T. at Oizumi
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1995 GB = 1997 YQ20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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