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277557 (2005 YP124)
Classification: Main-belt Asteroid          SPK-ID: 2277557
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06917407592859168 5.2486e-08  
a 2.805977208744665 3.6549e-08 au
q 2.611876328253064 1.5562e-07 au
i 7.08745528045649 8.3532e-06 deg
node 324.1576561897301 4.5712e-05 deg
peri 133.9422915917704 7.9285e-05 deg
M 29.93815166965242 6.5917e-05 deg
tp 2458857.726660089219
(2020-Jan-09.22666009)
0.00031336 TDB
period 1716.819492900843
4.70
3.3544e-05
9.184e-08
d
yr
n .2096900702075103 4.097e-09 deg/d
Q 3.000078089236267 3.9077e-08 au
  Orbit Determination Parameters
   # obs. used (total)      225  
   data-arc span      6967 days (19.07 yr)  
   first obs. used      1999-08-17  
   last obs. used      2018-09-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59148  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 10:26:32  

Additional Information
 Earth MOID = 1.63456 au 
 Jupiter MOID = 2.09947 au 
 T_jup = 3.308 
[ 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 15.9   n/a MPO440345  
diameter diameter 3.512 km 0.994 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.069   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

277557 (2005 YP124)          Discovered 2005-Dec-26 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

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