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277581 (2005 YK236)
Classification: Main-belt Asteroid          SPK-ID: 2277581
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1255136518512803 4.8822e-08  
a 2.804379260007378 2.5611e-08 au
q 2.452391377907861 1.4168e-07 au
i 4.355606290579247 6.3393e-06 deg
node 332.7970354489615 7.3758e-05 deg
peri 128.0562360766712 7.9187e-05 deg
M 33.72777170066096 2.7292e-05 deg
tp 2458839.791556260648
(2019-Dec-22.29155626)
0.00012954 TDB
period 1715.353159397511
4.70
2.3498e-05
6.433e-08
d
yr
n .2098693193455533 2.875e-09 deg/d
Q 3.156367142106896 2.8826e-08 au
  Orbit Determination Parameters
   # obs. used (total)      201  
   data-arc span      7453 days (20.41 yr)  
   first obs. used      1999-08-21  
   last obs. used      2020-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57305  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 14:13:05  

Additional Information
 Earth MOID = 1.47218 au 
 Jupiter MOID = 1.98107 au 
 T_jup = 3.308 
[ 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 16.9   n/a MPO413220  

277581 (2005 YK236)          Discovered 2005-Dec-28 by Mt. Lemmon Survey at Mount Lemmon
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
1938-Mar-30 19:18 00:03 Jupiter 1.9978411210385 1.99784060690676 1.99784163517025 3.06954687897285 2.92817011610492 2428988.303953155 3.09298627267679 101.449578016641 16.5723299612652 87.8893413457646 1981034.93307261 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 14:13:05 2020-Feb-25 14:13
1961-Jul-30 22:52 00:02 Jupiter 1.99677207233533 1.99677160059583 1.99677254407473 2.91970565614893 2.77061172470541 2437511.452465213 2.12846687827096 70.6435166606484 17.811787492405 85.6463133582985 2361682.55157062 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 14:13:05 2020-Feb-25 14:13
2187-Apr-20 07:57 00:06 Jupiter 1.98183118513534 1.98183069920335 1.98183167106745 2.99276614883676 2.84637690153113 2519954.830992048 6.37355077845351 144.819993991616 21.3975521681438 -84.503500369062 1948883.42133484 T 13 CATAB v2.0f-lin.ifort 2020-Feb-25 14:13:05 2020-Feb-25 14:13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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