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Table 1

Observational circumstances.

Calendar date Modified Julian datea H(1,1,α)b (mag) σHc (mag) rd (AU) Δe (AU) αf (°) Camerag

2014 March 23 56 739.35033 17.16 0.03 4.2866 0.033000 32.604 NAC
2014 March 24 56 740.13158 17.16 0.03 4.2822 0.032500 32.676 NAC
2014 March 27 56 743.71493 17.14 0.03 4.2661 0.030900 32.933 NAC
2014 March 29 56 745.21319 17.16 0.03 4.2594 0.030200 33.039 NAC
2014 April 03 56 750.34113 17.17 0.03 4.2362 0.027900 33.402 NAC
2014 April 10 56 757.75838 17.16 0.03 4.2023 0.024600 33.913 NAC
2014 April 14 56 761.13164 17.15 0.03 4.1867 0.023100 34.139 NAC
2014 April 17 56 764.79659 17.17 0.03 4.1697 0.021400 34.377 NAC
2014 April 20 56 767.79657 17.16 0.03 4.1556 0.020100 34.566 NAC
2014 April 24 56 771.12992 17.18 0.03 4.1400 0.018600 34.767 NAC
2014 April 27 56 774.13166 17.17 0.03 4.1257 0.017200 34.938 NAC
2014 April 30 56 777.12993 16.61 0.03 4.1115 0.015900 35.097 NAC
2014 May 05 56 781.12994 16.88 0.03 4.0923 0.014100 35.283 NAC
2014 May 07 56 784.12995 17.00 0.03 4.0778 0.012700 35.398 NAC
2014 May 11 56 788.52708 17.10 0.03 4.0565 0.010800 35.524 NAC
2014 May 14 56 791.51857 17.15 0.03 4.0419 0.009500 35.558 NAC
2014 May 18 56 795.50723 17.10 0.03 4.0222 0.007784 35.491 NAC
2014 May 25 56 802.48635 17.17 0.03 3.9876 0.005376 35.312 NAC
2014 May 28 56 805.47749 17.19 0.03 3.9726 0.004574 35.246 NAC
2014 June 01 56 809.46536 17.17 0.03 3.9524 0.003506 34.929 NAC
2014 June 04 56 812.41399 17.16 0.03 3.9375 0.002716 34.381 NAC
2014 June 07 56 815.14317 17.17 0.03 3.9248 0.002402 34.288 NAC
2014 June 12 56 820.23272 17.14 0.03 3.8980 0.001835 34.100 NAC
2014 June 20 56 828.71603 17.02 0.03 3.8533 0.000996 32.700 NAC
2014 June 20 56 828.98573 16.99 0.03 3.8518 0.000979 32.600 WAC
2014 June 21 56 829.69892 16.97 0.03 3.8493 0.000951 32.600 WAC
2014 June 23 56 831.67738 17.00 0.03 3.8388 0.000832 32.141 WAC
2014 June 24 56 832.45123 17.01 0.03 3.8336 0.000773 31.900 WAC

Notes.

(a)

Modified Julian date (56 739.0 MJD = 2014 Mar. 23.0);

(b)

Reduced magnitude (mag);

(c)

1σ accuracy on the reduced magnitude.

(d)

Heliocentric distance.

(e)

Rosetta-comet distance.

(f)

Phase angle.

(g)

Camera used for the observations.

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