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Table A.1

Log of spectroscopic observations of V407 Cyg.

Date UT JD Phase exp. Inst. Range ID No.
s nm

2011
Sept. 24 23:22 5829.5 0.77 300 B&C 360–590 12665
Sept. 24 23:29 ′′ ′′ 2400 ′′ ′′ 12666
Sept. 25 01:06 5829.6 ′′ 300 ′′ 510–740 12675
Sept. 25 01:13 ′′ ′′ 1800 ′′ ′′ 12676
Nov. 10 22:11 5876.4 0.83 1800 ′′ 375–609 13385
Nov. 13 21:34 5879.4 0.83 2400 Ech 428–780 52703
Dec. 8 20:30 5904.4 0.87 1200 ′′ ′′ 52925
2012
Jan. 26 17:54 5953.3 0.93 1200 B&C 360–590 15970
March 11 4:15 5997.7 0.99 1800 Ech 428–780 53518
March 26 3:40 6012.7 0.01 60 B&C 370–780 19414
March 26 3:43 ′′ ′′ 600 ′′ ′′ 19415
June 14 1:46 6092.6 0.11 300 ′′ 360–590 21563
June 14 1:53 ′′ ′′ 1200 ′′ ′′ 21564
June 15 1:42 6093.6 0.11 1200 ′′ 565–800 21599
Aug. 27 2:01 6166.6 0.21 2400 ′′ 360–590 24211
Aug. 28 1:26 6167.6 0.21 1800 ′′ 560–795 24260
Sept. 11 1:41 6181.6 0.23 1800 ′′ 370–605 24564
2013
Jan. 7 18:28 6300.3 0.38 2400 ′′ ′′ 27551

Notes. UT: universal time at start of exposure. JD: Julian date – 2 450 000. Phase: 2 445 326 + 762.9 ∗ E (Kolotilov et al. 2003). The spectral resolution for 19414 and 19415 is 500 and that for the other spectra of B&C is 1000.

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