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JPL Small-Body Database Browser
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268204 (2005 AG74)
Classification: Main-belt Asteroid          SPK-ID: 2268204
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07533112586454253 5.2402e-08  
a 3.166673940106163 3.7424e-08 au
q 2.928124826952059 1.7414e-07 au
i 10.25911385497647 6.7305e-06 deg
node 120.7967139726159 3.0689e-05 deg
peri 228.2012163289655 5.2767e-05 deg
M 322.5061911173061 4.3547e-05 deg
tp 2458814.868273183600
(2019-Nov-27.36827318)
0.00024973 TDB
period 2058.275236520891
5.64
3.6487e-05
9.99e-08
d
yr
n .1749037221127477 3.1006e-09 deg/d
Q 3.405223053260267 4.0243e-08 au
  Orbit Determination Parameters
   # obs. used (total)      183  
   data-arc span      6305 days (17.26 yr)  
   first obs. used      2002-07-23  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58578  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 04:14:28  

Additional Information
 Earth MOID = 1.93095 au 
 Jupiter MOID = 1.95261 au 
 T_jup = 3.174 
[ 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 16.0   n/a MPO494450  
diameter diameter 4.203 km 0.860 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

268204 (2005 AG74)          Discovered 2005-Jan-15 by Spacewatch at Kitt Peak
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

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