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266169 (2006 UN225)
Classification: Main-belt Asteroid          SPK-ID: 2266169
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 .1857420855714915 8.3124e-08  
a 2.310542695532472 1.6254e-08 au
q 1.881377676462295 1.888e-07 au
i 5.949996770718768 7.3646e-06 deg
node 250.1194647464945 6.8652e-05 deg
peri 142.2943726227269 7.0373e-05 deg
M 311.1360006879768 1.9688e-05 deg
tp 2459174.622916355330
(2020-Nov-21.12291636)
7.1429e-05 TDB
period 1282.830934235362
3.51
1.3536e-05
3.706e-08
d
yr
n .280629341242523 2.9611e-09 deg/d
Q 2.73970771460265 1.9272e-08 au
  Orbit Determination Parameters
   # obs. used (total)      201  
   data-arc span      7173 days (19.64 yr)  
   first obs. used      1999-10-12  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57814  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:36:21  

Additional Information
 Earth MOID = .891977 au 
 Jupiter MOID = 2.69991 au 
 T_jup = 3.555 
[ 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 16.8   n/a MPO437226  

266169 (2006 UN225)          Discovered 2006-Oct-19 by NEAT at Palomar
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
2011-Jul-05 06:27 00:02 Iris 0.0326252628645724 0.032622638911534 0.0326278868679949 1.45719887672027 1.45719875579969 2455747.768591090 2.38960450840781 158.183131138785 91.3076318702204 43.8446085045475 43024.5388498451 T 14 CATAB v2.0f-lin.ifort 2019-Sep-24 04:36:22 2019-Sep-24 04:36
2051-Oct-26 04:16 < 00:01 Hebe 0.0391209551277932 0.0391145324641343 0.0391273779225044 6.23957590375456 6.23957587828667 2470470.677954727 0.93465635613389 339.901936670825 45.9084261182367 -19.795865897201 46099.3681777439 T 14 CATAB v2.0f-lin.ifort 2019-Sep-24 04:36:22 2019-Sep-24 04:36
2085-Mar-08 16:29 00:11 Iris 0.040469474634352 0.0404590298379732 0.0404799199932449 0.953351018788645 0.953350869786448 2482658.186830907 11.3998394580639 560.804280670207 95.3571956114058 -24.2779706498177 27636.1896266517 T 14 CATAB v2.0f-lin.ifort 2019-Sep-24 04:36:22 2019-Sep-24 04:36

Alternate Designations
 2006 UN225 = 1999 UZ24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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