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277572 (2005 YR186)
Classification: Mars-crossing Asteroid          SPK-ID: 2277572
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .167902276879543 5.794e-08  
a 1.698976294472713 7.4356e-09 au
q 1.413714306266376 9.7051e-08 au
i 15.56065932797259 5.4999e-06 deg
node 102.5473361376884 1.9916e-05 deg
peri 254.8270459538219 2.5741e-05 deg
M 282.6104340411788 1.4104e-05 deg
tp 2459174.383877424746
(2020-Nov-20.88387742)
3.156e-05 TDB
period 808.8712618729106
2.21
5.3101e-06
1.454e-08
d
yr
n .4450646437437197 2.9217e-09 deg/d
Q 1.984238282679051 8.684e-09 au
  Orbit Determination Parameters
   # obs. used (total)      351  
   data-arc span      5345 days (14.63 yr)  
   first obs. used      2005-10-30  
   last obs. used      2020-06-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59817  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 05:04:58  

Additional Information
 Earth MOID = .486192 au 
 Jupiter MOID = 3.45027 au 
 T_jup = 4.148 
[ 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 17.9   n/a MPO258082  

277572 (2005 YR186)          Discovered 2005-Dec-28 by CSS at Catalina
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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