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277481 (2005 WQ36)
Classification: Main-belt Asteroid          SPK-ID: 2277481
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2571385346224808 3.5569e-08  
a 2.566296750287913 1.7804e-08 au
q 1.906402964512444 9.3465e-08 au
i 4.937594946003396 4.1867e-06 deg
node 90.97874426348008 6.4394e-05 deg
peri 218.744564346897 6.6201e-05 deg
M 286.382998542798 2.0185e-05 deg
tp 2459307.567859082923
(2021-Apr-03.06785908)
8.599e-05 TDB
period 1501.615483946577
4.11
1.5627e-05
4.278e-08
d
yr
n .2397418006464881 2.4949e-09 deg/d
Q 3.226190536063381 2.2383e-08 au
  Orbit Determination Parameters
   # obs. used (total)      366  
   data-arc span      7234 days (19.81 yr)  
   first obs. used      2000-07-07  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60135  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 16:26:43  

Additional Information
 Earth MOID = .894795 au 
 Jupiter MOID = 2.06003 au 
 T_jup = 3.380 
[ 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 16.2   n/a MPO433794  

277481 (2005 WQ36)          Discovered 2005-Nov-22 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
2001-Feb-07 07:00 < 00:01 Juno 0.0254011313356676 0.0253988185078793 0.0254034444114162 9.47906020127952 9.47906015075204 2451947.791561263 0.369378494058417 204.693433589941 77.5792955336761 63.2285053625535 44514.3080068228 T 21 CATAB v2.0f-lin.ifort 2020-May-21 16:26:46 2020-May-21 16:27
2145-Aug-20 01:44 00:03 Psych 0.0297192637974963 0.029697207259214 0.0297413637922152 3.97226331772599 3.97226321523702 2504736.572028240 3.18136897878169 2103.56614784297 57.3580059220181 -58.5020365531639 66038.5632851451 T 21 CATAB v2.0f-lin.ifort 2020-May-21 16:26:46 2020-May-21 16:27

Alternate Designations
 2005 WQ36 = 2004 LB24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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