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216583 (2002 GW131)
Classification: Main-belt Asteroid          SPK-ID: 2216583
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2181377016446605 4.6039e-08  
a 2.321429067697622 8.6979e-09 au
q 1.815037866338956 1.1044e-07 au
i 5.047935093589009 4.6087e-06 deg
node 218.4497973956123 3.8908e-05 deg
peri 125.3663708757855 4.0196e-05 deg
M 338.5792155059635 8.4832e-06 deg
tp 2459277.371335335481
(2021-Mar-03.87133534)
3.0545e-05 TDB
period 1291.907900407541
3.54
7.2608e-06
1.988e-08
d
yr
n .278657634871987 1.5661e-09 deg/d
Q 2.827820269056289 1.0595e-08 au
  Orbit Determination Parameters
   # obs. used (total)      825  
   data-arc span      8643 days (23.66 yr)  
   first obs. used      1996-11-18  
   last obs. used      2020-07-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50606  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:55:25  

Additional Information
 Earth MOID = .811677 au 
 Jupiter MOID = 2.61029 au 
 T_jup = 3.540 
[ 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 16.12   n/a E2021B55  
diameter diameter 1.370 km 0.261 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.451   0.254 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

216583 (2002 GW131)          Discovered 2002-Apr-12 by LINEAR at Socorro
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09

Alternate Designations
 2002 GW131 = 2003 QG78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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