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JPL Small-Body Database Browser
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277543 (2005 YA74)
Classification: Main-belt Asteroid          SPK-ID: 2277543
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2007026931287073 1.7563e-07  
a 2.729605452653699 2.8198e-08 au
q 2.181766287127298 4.9039e-07 au
i 5.529714855042625 7.908e-06 deg
node 299.7367749954593 0.00013647 deg
peri 78.92118384011729 0.00013801 deg
M 43.59085097427435 1.8516e-05 deg
tp 2458401.046763018425
(2018-Oct-09.54676302)
8.4614e-05 TDB
period 1647.207239788515
4.51
2.5525e-05
6.988e-08
d
yr
n .2185517349026589 3.3866e-09 deg/d
Q 3.2774446181801 3.3858e-08 au
  Orbit Determination Parameters
   # obs. used (total)      109  
   data-arc span      6644 days (18.19 yr)  
   first obs. used      2000-10-25  
   last obs. used      2019-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48963  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 06:39:28  

Additional Information
 Earth MOID = 1.19114 au 
 Jupiter MOID = 2.23635 au 
 T_jup = 3.319 
[ 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 17.4   n/a MPO413220  
diameter diameter 1.764 km 0.352 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

277543 (2005 YA74)          Discovered 2005-Dec-24 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
1934-Feb-10 18:25 00:02 Europ 0.0344352427407234 0.0343852491134548 0.0344852394653525 5.34242383925056 5.34242378147686 2427479.267256553 1.65624664691243 2544.92091948883 94.0971714059809 -11.6922553143097 11264.4903044961 T 10 CATAB v2.0e-lin.ifort 2019-Jul-14 06:39:30 2019-Jul-14 06:39
1954-Sep-30 12:07 00:24 Eunom 0.0448204794207258 0.0448147070707077 0.0448262840242756 2.0812820641834 2.08128191370074 2435016.004770456 24.3481883112612 1989.71188522806 81.1486183245733 -82.0148960766657 81516.5247388459 T 10 CATAB v2.0e-lin.ifort 2019-Jul-14 06:39:30 2019-Jul-14 06:39

Alternate Designations
 2005 YA74 = 2000 UT11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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