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2181 Fogelin (1942 YA)
Classification: Main-belt Asteroid          SPK-ID: 2002181
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1192902550829659 7.0591e-08  
a 2.590684307647118 1.6614e-08 AU
q 2.281640915748456 1.8861e-07 AU
i 13.0080861277684 9.2579e-06 deg
node 17.29933056240864 2.4465e-05 deg
peri 115.9363445379364 4.9194e-05 deg
M 70.9779750337441 3.796e-05 deg
tp 2456700.209721419825
(2014-Feb-11.70972142)
0.00016112 JED
period 1523.071068700794
4.17
1.4652e-05
4.011e-08
d
yr
n .2363645448974921 2.2738e-09 deg/d
Q 2.899727699545779 1.8596e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1092  
   data-arc span      26101 days (71.46 yr)  
   first obs. used      1942-12-28  
   last obs. used      2014-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52629  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 13:57:47  

Additional Information
 Earth MOID = 1.32695 AU 
 T_jup = 3.374 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.9 mag n/a MPO253376  
rotation period rot_per 14.07 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Published Reference List:
[Durkee, R.I. (2010) Minor Planet Bul. 37, 125-127.]

2181 Fogelin           Discovered 1942 Dec. 28 by K. Reinmuth at Heidelberg.
Named in honor of Eric S. Fogelin, an assistant at the Minor Planet Center during 1979-1980 who has helped extensively in the production of the Minor Planet Circulars and in the preparation of computerized data relevant to the Minor Planet Center. Name proposed by C. M. Bardwell and B. G. Marsden.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC 5451Last Updated: 2006-03-21

Alternate Designations
 1942 YA = 1952 HC2 = 1975 VF9 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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