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JPL Small-Body Database Browser
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4336 Jasniewicz (1984 QE1)
Classification: Main-belt Asteroid          SPK-ID: 2004336
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .225721236195463 4.9753e-08  
a 2.330979058479372 8.3756e-09 au
q 1.804827583853672 1.1905e-07 au
i 7.948063105177021 5.7458e-06 deg
node 348.077419587636 2.5116e-05 deg
peri 32.83269459263384 2.7455e-05 deg
M 347.6377197645286 1.2744e-05 deg
tp 2459045.137726620367
(2020-Jul-14.63772662)
4.6176e-05 TDB
period 1299.888149859553
3.56
7.006e-06
1.918e-08
d
yr
n .2769469050386346 1.4927e-09 deg/d
Q 2.857130533105073 1.0266e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2037  
   data-arc span      15326 days (41.96 yr)  
   first obs. used      1977-09-09  
   last obs. used      2019-08-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44945  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 19:30:41  

Additional Information
 Earth MOID = .812359 au 
 Jupiter MOID = 2.63085 au 
 T_jup = 3.524 
[ 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 13.5   n/a MPO337288  
rotation period rot_per 9.99 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Owings, L.E. (2018) Minor Planet Bull. 45, 227-231.]

4336 Jasniewicz (1984 QE1)          Discovered 1984-Aug-31 by Skiff, B. A. at Flagstaff
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ 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-Mar-01 06:26 < 00:01 Juno 0.0142039814494403 0.0142033214620854 0.014204641452243 6.4462860897753 6.44628595690549 2455621.768004270 0.315458455857136 58.5692630287004 28.8275249837728 71.8842705299267 70928.3639735849 T 32 CATAB v2.0f-lin.ifort 2020-Jan-28 19:31:12 2020-Jan-28 19:31
2054-May-11 06:24 00:01 Thisb 0.0467550370703126 0.0467520783466422 0.0467579958206729 4.08166980728054 4.08166977155256 2471398.766325525 1.02852926158134 158.498307528992 41.8144661288905 -22.3284289644719 75488.6228089153 T 32 CATAB v2.0f-lin.ifort 2020-Jan-28 19:31:12 2020-Jan-28 19:31
2132-Sep-14 22:43 00:02 Thisb 0.00504063307361457 0.00503979230042086 0.00504147395792032 3.83390818643228 3.83390783361652 2500014.446765658 2.28960152446705 374.180689099246 41.6921715629398 -89.3519230503004 18071.8277306141 T 32 CATAB v2.0f-lin.ifort 2020-Jan-28 19:31:12 2020-Jan-28 19:31

Alternate Designations
 1984 QE1 = 1970 TE = 1977 RR4 = 1977 TD4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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