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JPL Small-Body Database Browser
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277553 (2005 YY108)
Classification: Main-belt Asteroid          SPK-ID: 2277553
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02762683674504952 5.903e-08  
a 2.599934133671808 2.5345e-08 au
q 2.528106177812976 1.557e-07 au
i 3.77065478141373 5.7364e-06 deg
node 273.2032519570454 0.0001235 deg
peri 338.6955028256468 0.00019447 deg
M 282.1185616096643 0.00015156 deg
tp 2458931.763364615324
(2020-Mar-23.26336462)
0.00064537 TDB
period 1531.235346011726
4.19
2.2391e-05
6.13e-08
d
yr
n .2351042907529925 3.4379e-09 deg/d
Q 2.671762089530642 2.6046e-08 au
  Orbit Determination Parameters
   # obs. used (total)      133  
   data-arc span      6251 days (17.11 yr)  
   first obs. used      2002-02-21  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63023  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 06:24:19  

Additional Information
 Earth MOID = 1.51335 au 
 Jupiter MOID = 2.33127 au 
 T_jup = 3.411 
[ 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  

277553 (2005 YY108)          Discovered 2005-Dec-25 by Spacewatch at Kitt Peak
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1903-Apr-28 21:47 00:02 Eunom 0.0424010138419905 0.0423441725088192 0.0424579098028411 4.96412723385214 4.96412716715999 2416233.407702703 2.45174252925036 3713.61477381263 84.961135487946 -40.2669538363701 48239.6509554699 T 11 CATAB v2.0e-lin.ifort 2019-Jul-14 06:24:23 2019-Jul-14 06:24
1926-Jul-19 18:39 00:01 Eunom 0.0366663921649729 0.0366605421048236 0.0366723137999051 4.7499647402931 4.74996465969305 2424716.276932288 1.37085907130227 2685.24653990338 85.676500950484 -83.9971880813435 63623.8497444183 T 11 CATAB v2.0e-lin.ifort 2019-Jul-14 06:24:23 2019-Jul-14 06:24
2075-Apr-19 12:33 00:02 Eunom 0.0189748572600834 0.0189323595878918 0.0190173582648499 4.6386187700461 4.63861861055858 2479047.022615011 2.24999940011324 2154.29694010983 83.0613916486383 -10.6025662160863 6413.57703503126 T 11 CATAB v2.0e-lin.ifort 2019-Jul-14 06:24:23 2019-Jul-14 06:24
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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