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JPL Small-Body Database Browser
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26181 (1996 GQ21)
Classification: TransNeptunian Object          SPK-ID: 2026181
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5925508289865452 3.1052e-05  
a 94.17543339602521 0.0080514 au
q 38.3717022670433 0.00037762 au
i 13.35174417795739 4.8608e-05 deg
node 194.1965921337105 0.00017635 deg
peri 357.0740188456596 0.0014013 deg
M 11.9464139260472 0.001781 deg
tp 2447923.046753800250
(1990-Jan-31.54675380)
0.25357 TDB
period 333814.246963014
913.93
42.809
0.1172
d
yr
n .00107844408462257 1.383e-07 deg/d
Q 149.9791645250071 0.012822 au
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      14557 days (39.85 yr)  
   first obs. used      1980-03-20  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .42092  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 00:40:09  

Additional Information
 Earth MOID = 37.3721 au 
 Jupiter MOID = 32.9124 au 
 T_jup = 6.724 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 4.9   n/a MPO384973  

26181 (1996 GQ21)          Discovered 1996-Apr-12 by Danzl, N. at Steward
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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