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266239 (2006 XT40)
Classification: Main-belt Asteroid          SPK-ID: 2266239
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1280102962905524 6.9452e-08  
a 2.421390860057395 1.7799e-08 au
q 2.111427898626212 1.6173e-07 au
i 3.693534467373846 6.7427e-06 deg
node 156.975407675281 7.6182e-05 deg
peri 1.557611863025147 8.0124e-05 deg
M 149.9402522851525 2.3909e-05 deg
tp 2458427.292965513216
(2018-Nov-04.79296551)
8.9194e-05 TDB
period 1376.24506608674
3.77
1.5174e-05
4.154e-08
d
yr
n .261581319251255 2.8842e-09 deg/d
Q 2.731353821488578 2.0077e-08 au
  Orbit Determination Parameters
   # obs. used (total)      307  
   data-arc span      7050 days (19.30 yr)  
   first obs. used      2000-03-03  
   last obs. used      2019-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62412  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 12:45:23  

Additional Information
 Earth MOID = 1.12046 au 
 Jupiter MOID = 2.24887 au 
 T_jup = 3.499 
[ 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 MPO433728  

266239 (2006 XT40)          Discovered 2006-Dec-12 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ 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
2046-May-22 16:05 00:01 Iris 0.0345670223087086 0.0345584289322858 0.0345756217561523 6.17630368699524 6.17630366006859 2468488.170332563 1.40925235405491 857.660119162655 100.472943749075 60.7169385023251 44976.8304368156 T 14 CATAB v2.0f-lin.ifort 2020-Feb-25 12:45:24 2020-Feb-25 12:45
2070-Jul-05 21:06 00:04 Psych 0.0348760350370036 0.0348593954630085 0.0348926767805526 3.69417220429424 3.69417211038487 2477298.379238983 4.47508106072106 937.316575127213 107.830915892652 28.0092478181707 23222.0912757051 T 14 CATAB v2.0f-lin.ifort 2020-Feb-25 12:45:24 2020-Feb-25 12:45
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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