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344852 (2004 GP74)
Classification: Main-belt Asteroid          SPK-ID: 2344852
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .107870895926596 5.3001e-08  
a 3.0523112055785 3.2356e-08 au
q 2.723055661185959 1.6899e-07 au
i 6.874710199323387 5.2321e-06 deg
node 102.791761826905 4.4852e-05 deg
peri 110.6193985718444 5.0278e-05 deg
M 2.757520747687659 2.1889e-05 deg
tp 2458985.580374174152
(2020-May-16.08037417)
0.0001184 TDB
period 1947.787809687067
5.33
3.0971e-05
8.479e-08
d
yr
n .1848250606198412 2.9388e-09 deg/d
Q 3.381566749971041 3.5846e-08 au
  Orbit Determination Parameters
   # obs. used (total)      271  
   data-arc span      5872 days (16.08 yr)  
   first obs. used      2004-03-27  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52773  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 22:27:37  

Additional Information
 Earth MOID = 1.72612 au 
 Jupiter MOID = 1.62912 au 
 T_jup = 3.217 
[ 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 15.6   n/a MPO471583  
diameter diameter 4.620 km 1.810 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

344852 (2004 GP74)          Discovered 2004-Apr-14 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

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