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65275 (2002 GN55)
Classification: Main-belt Asteroid          SPK-ID: 2065275
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1908796532640648 6.2872e-08  
a 2.301813188767276 7.6245e-09 au
q 1.862443885416727 1.4547e-07 au
i 5.357140437029046 5.9321e-06 deg
node 346.46666806 4.1166e-05 deg
peri 4.435563081770972 4.2312e-05 deg
M 288.9034146591219 1.1087e-05 deg
tp 2459252.412536036654
(2021-Feb-06.91253604)
3.986e-05 TDB
period 1275.56777218459
3.49
6.3378e-06
1.735e-08
d
yr
n .2822272621261425 1.4023e-09 deg/d
Q 2.741182492117825 9.0799e-09 au
  Orbit Determination Parameters
   # obs. used (total)      987  
   data-arc span      11250 days (30.80 yr)  
   first obs. used      1989-09-30  
   last obs. used      2020-07-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52616  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:22:49  

Additional Information
 Earth MOID = .856584 au 
 Jupiter MOID = 2.68569 au 
 T_jup = 3.561 
[ 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 15.57   n/a E2021B10  
diameter diameter 1.752 km 0.416 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.191   0.128 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65275 (2002 GN55)          Discovered 2002-Apr-05 by LONEOS at Anderson Mesa
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2002 GN55 = 1989 TM11 = 1996 TP50 = 2000 WL120 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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