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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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456582.5 (2013-Oct-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2265410246289596 4.9698e-08  
q 1.803264448137659 1.189e-07 au
tp 2456445.820364834593
(2013-Jun-02.32036483)
3.798e-05 TDB
node 348.2267393446488 2.5124e-05 deg
peri 32.85575537655496 2.7426e-05 deg
i 7.947828985091462 5.7445e-06 deg
  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
 Jupiter MOID = 2.63085 au 
 T_jup = 3.524 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.469890143446055E-15 -5.901985200598014E-15 -1.074648278426538E-12 9.151414593003004E-15 -3.243579564286244E-13 -1.815917951113207E-15
q -5.901985200598014E-15 1.41361085848233E-14 2.604805146831995E-12 -2.265662556698961E-14 7.855464013576479E-13 4.349518464600747E-15
tp -1.074648278426538E-12 2.604805146831995E-12 1.44248598766564E-9 -9.326446188220144E-12 4.247743452893953E-10 7.829459908596077E-13
node 9.151414593003004E-15 -2.265662556698961E-14 -9.326446188220144E-12 6.312229622409709E-10 -6.270873050561474E-10 -1.662556368562017E-12
peri -3.243579564286244E-13 7.855464013576479E-13 4.247743452893953E-10 -6.270873050561474E-10 7.521870320003786E-10 1.807335766242915E-12
i -1.815917951113207E-15 4.349518464600747E-15 7.829459908596077E-13 -1.662556368562017E-12 1.807335766242915E-12 3.299984087500246E-11

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

[ show close-approach data ]
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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