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277546 (2005 YN85)
Classification: Main-belt Asteroid          SPK-ID: 2277546
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1657895325205183 4.3444e-08  
a 2.448016458003551 2.6806e-08 au
q 2.042160953828608 1.0702e-07 au
i 7.891427578003261 7.6699e-06 deg
node 101.3531102291951 7.599e-05 deg
peri 218.9467762207048 8.4629e-05 deg
M 51.04884279585339 4.263e-05 deg
tp 2458802.117514268190
(2019-Nov-14.61751427)		 0.00016386 TDB
period 1399.007126352585
3.83		 2.2979e-05
6.291e-08		 d
yr
n .257325351114238 4.2266e-09 deg/d
Q 2.853871962178495 3.125e-08 au
   Orbit Determination Parameters
   # obs. used (total)      109  
   data-arc span      4945 days (13.54 yr)  
   first obs. used      2004-08-21  
   last obs. used      2018-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5487  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 06:39:33  

Additional Information
 Earth MOID = 1.03555 au 
 Jupiter MOID = 2.44511 au 
 T_jup = 3.466 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.3   n/a MPO440345  

277546 (2005 YN85)          Discovered 2005-Dec-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

Alternate Designations
 2005 YN85 = 2004 RY3 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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