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JPL Small-Body Database Browser
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173196 (1998 QF33)
Classification: Main-belt Asteroid          SPK-ID: 2173196
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2786851110588621 5.3829e-08  
a 2.567274610717439 2.2201e-08 au
q 1.851813400711052 1.4271e-07 au
i 2.984685348932327 7.6788e-06 deg
node 276.645409025856 0.00010949 deg
peri 84.05148919139423 0.00011237 deg
M 355.3418360344539 3.5469e-05 deg
tp 2458619.941026234402
(2019-May-16.44102623)
0.00014825 TDB
period 1502.473827918204
4.11
1.9489e-05
5.336e-08
d
yr
n .2396048392395683 3.108e-09 deg/d
Q 3.282735820723825 2.8388e-08 au
  Orbit Determination Parameters
   # obs. used (total)      179  
   data-arc span      7268 days (19.90 yr)  
   first obs. used      1998-08-17  
   last obs. used      2018-07-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64367  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:38:04  

Additional Information
 Earth MOID = .85081 au 
 Jupiter MOID = 2.1905 au 
 T_jup = 3.374 
[ 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 16.5   n/a MPO449897  

173196 (1998 QF33)          Discovered 1998-Aug-17 by LINEAR at Socorro
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
1927-Oct-29 04:27 00:04 Hygie 0.0485759185216666 0.0485586611053922 0.0485931966270152 5.39490643658217 5.39490628914822 2425182.685278804 3.78537895073594 1823.29027145287 160.200407770598 -62.2598559965444 40149.9926273081 T 10 CATAB v2.0e-lin.ifort 2019-Jul-13 04:38:09 2019-Jul-13 04:38
1934-Jan-25 23:57 00:04 Europ 0.0467747810521893 0.0467390630977486 0.0468104992251072 5.38800634738029 5.38800630520755 2427463.498166264 4.0356138037506 1787.49343497215 81.1942838322527 -5.1047102560766 8597.68447236019 T 10 CATAB v2.0e-lin.ifort 2019-Jul-13 04:38:09 2019-Jul-13 04:38
2100-Aug-15 09:05 00:03 Hygie 0.0409360963047552 0.0409222882389451 0.0409499428776626 5.33131221282515 5.33131203578902 2488295.878440121 2.78496149621623 2141.45960364361 151.55178399501 -71.6596894951319 38326.6930318374 T 10 CATAB v2.0e-lin.ifort 2019-Jul-13 04:38:09 2019-Jul-13 04:38

Alternate Designations
 1998 QF33 = 2002 NC44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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