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277561 (2005 YX127)
Classification: Main-belt Asteroid          SPK-ID: 2277561
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1120599504413594 1.1607e-07  
a 2.576981989403245 2.9872e-08 au
q 2.288205515382442 2.9462e-07 au
i 3.195627088525918 9.452e-06 deg
node 60.0726878551218 0.00013654 deg
peri 306.436282231112 0.0001421 deg
M 260.4314046533957 4.0973e-05 deg
tp 2459418.412519319638
(2021-Jul-22.91251932)
0.00017285 TDB
period 1511.003609434774
4.14
2.6273e-05
7.193e-08
d
yr
n .2382522435764839 4.1427e-09 deg/d
Q 2.865758463424048 3.322e-08 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      6804 days (18.63 yr)  
   first obs. used      2000-08-20  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61721  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 06:39:47  

Additional Information
 Earth MOID = 1.28855 au 
 Jupiter MOID = 2.59206 au 
 T_jup = 3.416 
[ 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 17.0   n/a MPO433795  

277561 (2005 YX127)          Discovered 2005-Dec-28 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ show close-approach data ]
Alternate Designations
 2005 YX127 = 2007 HC30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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