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187940 (2001 GG1)
Classification: Main-belt Asteroid          SPK-ID: 2187940
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1339551714069452 3.9931e-08  
a 2.273709528917848 9.7705e-09 au
q 1.969134379242053 9.0335e-08 au
i 3.071333075033143 5.6463e-06 deg
node 21.03215070806539 8.4076e-05 deg
peri 70.82653282203492 8.8217e-05 deg
M 347.4399111528089 2.3039e-05 deg
tp 2459244.190912020840
(2021-Jan-29.69091202)
8.0109e-05 TDB
period 1252.278428828141
3.43
8.0719e-06
2.21e-08
d
yr
n .287476005106054 1.853e-09 deg/d
Q 2.578284678593643 1.1079e-08 au
  Orbit Determination Parameters
   # obs. used (total)      342  
   data-arc span      7272 days (19.91 yr)  
   first obs. used      2001-03-20  
   last obs. used      2021-02-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5702  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:57:26  

Additional Information
 Earth MOID = .987995 au 
 Jupiter MOID = 2.58567 au 
 T_jup = 3.597 
[ 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 17.60   n/a E2021B55  

187940 (2001 GG1)          Discovered 2001-Apr-14 by Spacewatch at Kitt Peak
Reference: 20080618/Numbers.arcLast Updated: 2008-06-20

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