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JPL Small-Body Database Browser
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212940 (2008 YS17)
Classification: Main-belt Asteroid          SPK-ID: 2212940
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03080536714466749 5.7997e-08  
a 2.66184380230768 2.5709e-08 au
q 2.579844726695834 1.5224e-07 au
i .75748165215953 4.9865e-06 deg
node 239.25319215 0.00049427 deg
peri 276.4567520084607 0.0005019 deg
M 98.86120549051026 8.9791e-05 deg
tp 2458164.892168538410
(2018-Feb-15.39216854)
0.00039449 TDB
period 1586.252347906332
4.34
2.298e-05
6.292e-08
d
yr
n .2269500186872271 3.2879e-09 deg/d
Q 2.743842877919525 2.6501e-08 au
  Orbit Determination Parameters
   # obs. used (total)      239  
   data-arc span      7116 days (19.48 yr)  
   first obs. used      1998-09-27  
   last obs. used      2018-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63643  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:42:27  

Additional Information
 Earth MOID = 1.58922 au 
 Jupiter MOID = 2.2286 au 
 T_jup = 3.384 
[ 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 16.6   n/a MPO437022  

212940 (2008 YS17)          Discovered 2008-Dec-21 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2008 YS17 = 2003 WG47 = 2005 GJ62 = 2007 RC151 = 2007 RE186 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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