EE Cep - Comparison of photometry of different image binning

AAVSO Alert Notice 502

Calibrated files

Bin 2 image Bin 3 image Bin 4 image

Target: EE Cep - 22h 09m 22.75s  +55 45' 24.21"
UTC: 2014-10-13 02:39:24
Filter: V

Comparison Stars:
      RA             Dec          Vmag
22h 10m 13.68s  +55 46' 45.16" - 10.891
22h 09m 15.46s  +55 44' 48.38" - 11.267
22h 09m 08.00s  +55 47' 15.29" - 10.405
22h 09m 01.69s  +55 45' 31.00" - 11.249

Bin 2 Calculated Magnitudes 
10.819
10.821
10.814
10.820
10.825
10.820 average 
0.00389 std dev.

Bin 3 Calculated Magnitudes
10.819
10.821
10.814
10.820
10.825
10.819 average
0.00459 std dev.

Bin 4 Calculated Magnitudes
10.814
10.817
10.821
10.813
10.802
10.813 average
0.00685 std dev.

Vmag on 2014-09-30 04:38:50 - 10.81 (SD .006, 6 measurements)
Vmag on 2014-10-12 02:11:43 - 10.80 (SD .007, 7 measurements)
Vmag on 2014-10-13 02:39:24 - 10.82 (SD .004, 6 measurements)