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173669 (2001 KU52)
Classification: Main-belt Asteroid          SPK-ID: 2173669
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 .2244787204521124 3.3783e-08  
a 2.385855225884118 1.1562e-08 au
q 1.850281497593666 7.9406e-08 au
i 4.303569897425218 5.292e-06 deg
node 280.6425316226689 5.7571e-05 deg
peri 289.0729953182939 5.942e-05 deg
M 66.74786078683972 1.7258e-05 deg
tp 2458750.925960610317
(2019-Sep-24.42596061)
6.339e-05 TDB
period 1346.060429819802
3.69
9.7845e-06
2.679e-08
d
yr
n .2674471309198156 1.9441e-09 deg/d
Q 2.921428954174571 1.4157e-08 au
  Orbit Determination Parameters
   # obs. used (total)      502  
   data-arc span      7147 days (19.57 yr)  
   first obs. used      2001-03-26  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56488  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:18:44  

Additional Information
 Earth MOID = .850388 au 
 Jupiter MOID = 2.07216 au 
 T_jup = 3.497 
[ 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 MPO469862  

173669 (2001 KU52)          Discovered 2001-May-18 by LONEOS at Anderson Mesa
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ 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
2064-Sep-14 04:22 00:01 Thisb 0.0378502907589324 0.0378426602665137 0.0378579234916381 4.93947239736002 4.93947236089092 2475177.682162003 1.09334218458485 601.21047235018 63.6861831925227 -51.1477366297386 69464.6671888143 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 10:18:45 2020-Nov-12 10:18
2101-Jul-22 21:09 00:02 Thisb 0.0326437899949159 0.0326363143464555 0.0326512754664999 4.9803502881925 4.98035024625387 2488637.380995219 1.51317178672662 979.614147048509 63.5725884124124 -67.923992595834 71182.638221357 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 10:18:45 2020-Nov-12 10:18
2138-May-26 21:40 00:01 Thisb 0.0394165405884441 0.0393983640348929 0.0394347293364924 5.33804422276324 5.33804419035808 2502094.402977800 1.10568650053964 1422.01853817199 63.473844561421 50.467124462832 71673.5764681017 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 10:18:45 2020-Nov-12 10:18
2193-Sep-10 00:20 00:01 Thisb 0.0423210567948485 0.0422927569201418 0.0423493767320623 5.4596563312548 5.4596563017459 2522289.514208154 1.27720017631924 2026.4231903531 63.1167224063498 45.8835545229447 72023.843111898 T 14 CATAB v2.0f-lin.ifort 2020-Nov-12 10:18:45 2020-Nov-12 10:18
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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