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Table 1

Log of optical spectroscopic observations.

Date JD Δt day Orb. phase1 Telescope Resln
2010 2 455 000+ dis2 max3 Å

Jan. 29.019 225.520 0.581 0.830 0.255 IGO 10
Jan. 29.021 225.521 0.583 0.831 0.256 HCT 4
Jan. 29.027 225.528 0.589 0.838 0.263 IGO 10
Jan. 29.036 225.537 0.598 0.847 0.269 IGO 10
Jan. 30.015 226.515 1.578 1.825 0.064 HCT 4
Jan. 31.011 227.511 2.573 2.821 0.874 HCT 4
Jan. 31.016 227.518 2.579 2.828 0.880 IGO 10
Jan. 31.018 227.520 2.581 2.830 0.881 IGO 10
Jan. 31.027 227.535 2.596 2.845 0.893 IGO 10
Feb. 1.0178 228.518 3.579 3.828 0.692 HCT 4
Feb. 1.995 229.495 4.556 4.805 0.486 HCT 4
Feb. 2.001 229.502 4.563 4.812 0.491 IGO 10
Feb. 2.007 229.508 4.569 4.818 0.497 IGO 10
Feb. 2.021 229.522 4.583 4.832 0.508 IGO 10
Feb. 2.029 229.530 4.591 4.840 0.515 IGO 10
Feb. 2.035 229.536 4.597 4.847 0.520 IGO 10
Feb. 2.040 229.541 4.602 4.852 0.523 IGO 10
Feb. 2.996 230.496 5.558 5.806 0.149 HCT 4
Feb. 4.016 231.516 6.062 6.826 0.129 HCT 4
Feb. 5.017 232.517 7.578 7.827 0.942 HCT 4
Feb. 6.016 233.516 8.578 8.826 0.754 HCT 4
Feb. 7.023 234.523 9.584 9.833 0.572 HCT 4
Feb. 11.011 238.512 13.553 13.822 0.814 HCT 4
Feb. 14.004 241.504 16.565 16.814 0.249 HCT 4
Feb. 14.991 242.491 17.552 17.801 0.048 HCT 4
Feb. 16.003 243.503 18.565 18.813 0.871 HCT 4
Feb. 17.021 244.521 19.563 19.831 0.690 HCT 3
Feb. 18.011 245.512 20.554 20.822 0.503 HCT 8
Feb. 19.002 246.502 21.563 21.812 0.308 HCT 8
Feb. 20.002 247.502 22.563 22.812 0.121 HCT 8
Feb. 20.995 248.495 23.556 23.805 0.927 HCT 8
Feb. 24.006 251.506 26.568 26.816 0.375 HCT 8
Mar. 2.970 258.470 33.512 33.780 0.035 HCT 4
Mar. 10.987 266.487 41.529 41.797 0.551 HCT 8
Mar. 19.988 275.488 50.530 50.798 0.866 HCT 8
Apr. 10.926 297.426 72.467 72.736 0.695 HCT 8
Jul. 9.673 387.173 162.234 162.487 0.628 HCT 8

Notes.

(1)

With respect to pre-eruption ephemeris: HJD = 2 451 234.539 + N × 1.2305470 (Schaefer et al. (2010b).

(2)

Discovery JD 2 455 224.9385 (Schaefer et al. 2010b).

(3)

Outburst maximum JD 2 455 224.69 (Schaefer et al. 2010b).

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