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JPL Small-Body Database Browser
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212622 (2006 TU21)
Classification: Main-belt Asteroid          SPK-ID: 2212622
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 .07638034983503476 8.0435e-08  
a 3.044622734242017 3.4223e-08 au
q 2.812073384684912 2.6126e-07 au
i 4.918647557936676 6.4067e-06 deg
node 51.54829637844077 8.0789e-05 deg
peri 309.1692978272103 8.7274e-05 deg
M 236.5598772170309 3.5765e-05 deg
tp 2459665.853583159261
(2022-Mar-27.35358316)
0.0001983 TDB
period 1940.43301754056
5.31
3.2717e-05
8.957e-08
d
yr
n .1855256000829594 3.1281e-09 deg/d
Q 3.277172083799123 3.6837e-08 au
  Orbit Determination Parameters
   # obs. used (total)      233  
   data-arc span      8988 days (24.61 yr)  
   first obs. used      1995-09-18  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50825  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 08:47:52  

Additional Information
 Earth MOID = 1.81254 au 
 Jupiter MOID = 2.11694 au 
 T_jup = 3.229 
[ 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 15.8   n/a MPO433390  
diameter diameter 4.395 km 0.721 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.044   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212622 (2006 TU21)          Discovered 2006-Oct-11 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Alternate Designations
 2006 TU21 = 2001 YA27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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