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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 ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1124845149427725 3.9855e-08  
a 3.939553314527901 3.5957e-08 au
q 3.496414570852038 1.6251e-07 au
i 7.855138429679799 4.3875e-06 deg
node 248.9482810621296 3.1393e-05 deg
peri 21.01356129652764 3.8979e-05 deg
M 242.7003868763982 2.6612e-05 deg
tp 2459931.099852088760
(2022-Dec-17.59985209)
0.00021809 TDB
period 2856.070346957909
7.82
3.9102e-05
1.071e-07
d
yr
n .1260473154603658 1.7257e-09 deg/d
Q 4.382692058203763 4.0002e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2217  
   data-arc span      24341 days (66.64 yr)  
   first obs. used      1953-09-06  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42753  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:56:00  

Additional Information
 Earth MOID = 2.48197 au 
 Jupiter MOID = .713318 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-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:
[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

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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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