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JPL Small-Body Database Browser
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3571 Milanstefanik (1982 EJ)
Classification: Outer Main-belt Asteroid          SPK-ID: 2003571
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1123158497578223 4.5656e-08  
a 3.941020970308384 3.8977e-08 au
q 3.4983818511148 1.7881e-07 au
i 7.855868572548157 5.6067e-06 deg
node 248.9556367019772 3.3942e-05 deg
peri 20.78202106864283 4.1781e-05 deg
M 192.5540823823613 2.6814e-05 deg
tp 2459929.679420469067
(2022-Dec-16.17942047)
0.00022107 TDB
period 2857.666512130353
7.82
4.2394e-05
1.161e-07
d
yr
n .1259769110467774 1.8689e-09 deg/d
Q 4.383660089501968 4.3355e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1910  
   data-arc span      24198 days (66.25 yr)  
   first obs. used      1953-09-06  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45632  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 21:32:15  

Additional Information
 Earth MOID = 2.48348 au 
 Jupiter MOID = .710916 au 
 T_jup = 3.034 
[ 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 11.0   n/a MPO395030  
diameter diameter 34.898 km 0.578 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  
rotation period rot_per 421.1 h n/a LCDB (Rev. 2019-January); 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:
[Warner, B.D.; Stephens, R.D. (2017) Minor Planet Bull. 44, 36-41.]
geometric albedo albedo 0.063   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[hildas] (http://adsabs.harvard.edu/abs/2012ApJ...744..197G)  

3571 Milanstefanik (1982 EJ)          Discovered 1982-Mar-15 by Mrkos, A. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1982 EJ = 1976 NL = 1985 TJ3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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