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JPL Small-Body Database Browser
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66257 (1999 GA34)
Classification: Main-belt Asteroid          SPK-ID: 2066257
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1692289459288916 3.7698e-08  
a 2.278843545229759 8.3782e-09 au
q 1.893197254133668 8.4185e-08 au
i 6.544208689333375 4.2077e-06 deg
node 49.88313185997868 3.416e-05 deg
peri 277.1025008979003 3.6504e-05 deg
M 313.5981079572115 1.3899e-05 deg
tp 2459162.458363489490
(2020-Nov-08.95836349)
4.8795e-05 TDB
period 1256.52227289464
3.44
6.9295e-06
1.897e-08
d
yr
n .286505068605486 1.58e-09 deg/d
Q 2.664489836325849 9.7961e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1453  
   data-arc span      9328 days (25.54 yr)  
   first obs. used      1993-10-23  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49609  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:27:46  

Additional Information
 Earth MOID = .895531 au 
 Jupiter MOID = 2.6839 au 
 T_jup = 3.579 
[ 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 14.6   n/a MPO333371  
diameter diameter 3.202 km 0.133 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.299   0.058 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66257 (1999 GA34)          Discovered 1999-Apr-12 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 GA34 = 2000 TD34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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