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52509 (1996 GP9)
Classification: Main-belt Asteroid          SPK-ID: 2052509
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08745240528642775 3.6163e-08  
a 2.643785074293527 1.2887e-08 au
q 2.412579710486201 9.4525e-08 au
i 3.081433304672908 3.9231e-06 deg
node 182.9698782207494 6.4008e-05 deg
peri 113.538521593274 6.7982e-05 deg
M 185.1568759472518 2.5159e-05 deg
tp 2459963.077001828577
(2023-Jan-18.57700183)
0.00011279 TDB
period 1570.137356819739
4.30
1.148e-05
3.143e-08
d
yr
n .2292793037732495 1.6764e-09 deg/d
Q 2.874990438100853 1.4014e-08 au
  Orbit Determination Parameters
   # obs. used (total)      928  
   data-arc span      9078 days (24.85 yr)  
   first obs. used      1996-04-13  
   last obs. used      2021-02-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52754  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 10:45:51  

Additional Information
 Earth MOID = 1.39684 au 
 Jupiter MOID = 2.27046 au 
 T_jup = 3.386 
[ 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 15.44   n/a MPCxxxxx  
diameter diameter 2.216 km 0.421 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.207   0.050 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52509 (1996 GP9)          Discovered 1996-Apr-13 by Spacewatch at Kitt Peak
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1996 GP9 = 1997 RC1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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