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109482 (2001 QT222)
Classification: Main-belt Asteroid          SPK-ID: 2109482
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1649344309256884 4.6141e-08  
a 2.74237145573115 1.7035e-08 au
q 2.290059980293282 1.2326e-07 au
i 6.428149262228307 4.5601e-06 deg
node 218.1720466275086 3.7643e-05 deg
peri 26.07323672827401 4.0695e-05 deg
M 25.86115383806906 1.3229e-05 deg
tp 2458481.339245710428
(2018-Dec-28.83924571)
6.0794e-05 TDB
period 1658.776395394152
4.54
1.5456e-05
4.232e-08
d
yr
n .2170274432404485 2.0222e-09 deg/d
Q 3.194682931169019 1.9845e-08 au
  Orbit Determination Parameters
   # obs. used (total)      560  
   data-arc span      10428 days (28.55 yr)  
   first obs. used      1991-04-14  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54122  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 12:52:08  

Additional Information
 Earth MOID = 1.27914 au 
 Jupiter MOID = 1.82554 au 
 T_jup = 3.320 
[ 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 15.3   n/a MPO436526  
diameter diameter 4.981 km 0.153 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109482 (2001 QT222)          Discovered 2001-Aug-24 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 QT222 = 1997 TC2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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