PLEASE READ: cells in the following tables are separated by "&". Some latex designation of units and symbols is kept in order to preserve proper typesetting. TABLE 1: Details of the Swift-XRT follow-up observations of the January event. Swift Observation ID & Date Start & Date End & Exposure & Pointing Direction & (UT) & (UT) & (ks) & J2000 00031575001 & 2010 Jan 07 at 13:04 & 2011 Jan 07 at 14:29 & 1.5 & 89.07\deg, -40.96\deg 00031575002 & 2010 Jan 11 at 19:11 & 2010 Jan 11 at 19:38 & 1.6 & 89.00\deg, -40.92\deg 00031576001 & 2010 Jan 07 at 14:33 & 2010 Jan 07 at 15:55 & 1.7 & 89.14\deg, -40.80\deg 00031576002 & 2010 Jan 11 at 15:59 & 2010 Jan 11 at 16:18 & 1.1 & 89.13\deg, -40.77\deg 00031577001 & 2010 Jan 07 at 15:57 & 2010 Jan 07 at 17:20 & 1.8 & 88.60\deg, -40.81\deg 00031577002 & 2010 Jan 11 at 17:35 & 2010 Jan 11 at 18:02 & 1.6 & 88.60\deg, -40.76\deg 00031578001 & 2010 Jan 07 at 17:23 & 2010 Jan 07 at 18:49 & 2.0 & 88.07\deg, -40.79\deg 00031578002 & 2010 Jan 11 at 13:18 & 2010 Jan 11 at 15:01 & 1.4 & 88.06\deg, -40.78\deg 00031579001 & 2010 Jan 07 at 20:26 & 2010 Jan 07 at 20:59 & 2.0 & 88.71\deg, -41.16\deg 00031579002 & 2010 Jan 11 at 18:03 & 2010 Jan 11 at 19:51 & 1.4 & 88.77\deg, -41.17\deg TABLE 2: Details of the Swift-XRT follow-up observations of the September event. Swift Observation & Date Start & Date End & Exposure & Pointing Direction & (UT) & (UT) & (ks) & J2000 00031825001 & 2010 Sep 16 at 18:10 & 2010 Sep 16 at 18:35 & 1.5 & 110.98\deg, -27.53\deg 00031825002 & 2010 Dec 30 at 03:17 & 2010 Dec 30 at 03:19 & 0.09 & 110.98\deg, -27.54\deg 00031825003 & 2010 Dec 30 at 00:06 & 2010 Dec 30 at 03:34 & 2.3 & 110.98\deg, -27.53\deg 00031826001 & 2010 Sep 16 at 19 36 & 2010 Sep 16 at 20:09 & 2.0 & 109.86\deg, -27.57\deg 00031826002 & 2010 Dec 29 at 03:37 & 2010 Dec 29 at 04:50 & 0.14 & 109.85\deg, -27.54\deg 00031826003 & 2010 Dec 29 at 03:38 & 2010 Dec 29 at 05:09 & 1.9 & 109.86\deg, -27.58\deg TABLE 3: The reduced-threshold detections in the X-ray data for the January event. Source # & Right ascension (RA) & Declination (dec) & Position Error & Count Rate & N$_{\rm s}$~$^1$ & Variability~$^2$ & (J2000) & (J2000) & ($^{\prime\prime}$ 90\% conf.) & (0.3--10 keV, ks$^{-1}$) & & significance ($\sigma$) 1 & 05h 55m 1.00s & -40\deg 58$^{\prime}$ 00.8$^{\prime\prime}$ & 4.5 & 5.9$^{+1.5}_{-1.2}$ & 0.9 & 2.05 2 & 05h 57m 4.80s & -40\deg 54$^{\prime}$ 45.4$^{\prime\prime}$ & 4.3 & 5.9$^{+2.1}_{-1.6}$ & 0.9 & 0.26 3 & 05h 54m 12.72s & -40\deg 44$^{\prime}$ 05.8$^{\prime\prime}$ & 4.3 & 4.6$^{+1.5}_{-1.2}$ & 1.3 & 0.45 4 & 05h 54m 59.29s & -40\deg 54$^{\prime}$ 19.6$^{\prime\prime}$ & 4.5 & 3.2$^{+1.3}_{-1.0}$ & 2.4 & 0.75 5 & 05h 51m 57.66s & -40\deg 46$^{\prime}$ 10.9$^{\prime\prime}$ & 5.6 & 2.8$^{+1.8}_{-1.1}$ & 2.9 & 1.10 6 & 05h 51m 41.12s & -40\deg 44$^{\prime}$ 46.4$^{\prime\prime}$ & 5.5 & 1.4$^{+1.1}_{-0.7}$ & 7.5 & 0.74 7 & 05h 52m 6.29s & -40\deg 59$^{\prime}$ 14.3$^{\prime\prime}$ & 6.5 & 2.3$^{+1.2}_{-0.8}$ & 3.9 & 0.91 8 & 05h 52m 55.88s & -40\deg 46$^{\prime}$ 14.9$^{\prime\prime}$ & 5.2 & 2.9$^{+1.7}_{-1.2}$ & 2.8 & 2.00 TABLE 4: The reduced-threshold detections in the X-ray data for the September event. Source # & Right ascension (RA) & Declination (dec) & Position Error & Count Rate & N$_{\rm s}$ & Variability & (J2000) & (J2000) & ($^{\prime\prime}$ 90\% conf.) & (0.3--10 keV, ks$^{-1}$) & & significance ($\sigma$) 1 & 07h 23m 22.99s & -27\deg 26$^{\prime}$ 10.1$^{\prime\prime}$ & 4.4 & 2.8$^{+0.9}_{-0.7}$ & 2.9 & 1.47 2 & 07h 23m 22.34s & -27\deg 33$^{\prime}$ 09.5$^{\prime\prime}$ & 4.4 & 2.3$^{+1.1}_{-0.7}$ & 3.9 & 1.09 3 & 07h 23m 34.43s & -27\deg 23$^{\prime}$ 32.4$^{\prime\prime}$ & 5.4 & 2.4$^{+1.1}_{-0.8}$ & 3.7 & 1.47 4 & 07h 24m 34.95s & -27\deg 31$^{\prime}$ 31.1$^{\prime\prime}$ & 6.1 & 1.8$^{+1.2}_{-0.7}$ & 5.5 & 1.01 5 & 07h 23m 53.50s & -27\deg 23$^{\prime}$ 06.5$^{\prime\prime}$ & 4.4 & 0.6$^{+0.3}_{-0.2}$ & 17 & 1.30 6 & 07h 24m 27.89s & -27\deg 35$^{\prime}$ 40.8$^{\prime\prime}$ & 6.5 & 2.3$^{+1.1}_{-0.7}$ & 3.9 & 2.48 7 & 07h 23m 54.14s & -27\deg 42$^{\prime}$ 29.5$^{\prime\prime}$ & 6.4 & 2.2$^{+1.0}_{-0.7}$ & 4.2 & 1.20 8 & 07h 19m 30.22s & -27\deg 45$^{\prime}$ 42.5$^{\prime\prime}$ & 4.1 & 8.8$^{+3.4}_{-2.4}$ & 0.5 & 0.44 9 & 07h 19m 37.14s & -27\deg 33$^{\prime}$ 12.0$^{\prime\prime}$ & 5.2 & 2.4$^{+1.1}_{-0.8}$ & 3.7 & 0.60 10 & 07h 19m 25.72s & -27\deg 31$^{\prime}$ 37.0$^{\prime\prime}$ & 5.8 & 0.9$^{+0.6}_{-0.3}$ & 12 & 0.36 11 & 07h 19m 18.04s & -27\deg 25$^{\prime}$ 15.4$^{\prime\prime}$ & 5.0 & 1.7$^{+0.9}_{-0.6}$ & 5.9 & 0.97 12 & 07h 19m 41.92s & -27\deg 39$^{\prime}$ 58.1$^{\prime\prime}$ & 5.0 & 1.6$^{+1.2}_{-0.7}$ & 6.4 & 1.02 TABLE 5: UVOT photometry for XRT detections in January event XRT Source No. & 00031576001 & 00031577001 & 00031577002 & 00031578001 & 00031578002 & 00031592001 & white & white & white & u & u & uvm2 1 & ... & ... & ... & ... & ... & 19.83$\pm$0.09 2 & 20.09$\pm$0.06 & ... & ... & ... & ... & ... 3 & ... & 17.70$\pm$0.04 & 17.78$\pm$0.04 & ... & ... & ... 4 & ... & 19.50$\pm$0.06 & ... & ... & ... & 18.36$\pm$0.04 5 & ... & ... & ... & $>$21.53 & $>$21.33 & ... 6 & ... & ... & ... & $>$21.55 & $>$21.27 & ... 7 & ... & ... & ... & ... & ... & ... 8 & ... & ... & ... & $>$21.52 & $>$21.40 & ... TABLE 6: UVOT photometry for XRT detections in September event XRT Source No. & 00031825001 & 00031825003 & 00031826001 & 00031826003 & u & u & white & white 1 & ... & ... & ... & ... 2 & $>$20.73 & $>$21.21 & ... & ... 3 & 14.11$\pm$0.02 & 14.11$\pm 0.02$ & ... & ... 4 & $>$20.76 & $>$21.22 & ... & ... 5 & 19.76$\pm$0.17 & 20.67$\pm 0.23$ & ... & ... 6 & $>$20.79 & 21.10$\pm 0.33$ & ... & ... 7 & ... & ... & ... & ... 8 & ... & ... & ... & ... 9 & ... & ... & 20.75$\pm$0.36 & 20.32$\pm$0.12 10 & ... & ... & 18.76$\pm$0.07 & 18.90$\pm$0.04 11 & ... & ... & $>$20.79 & ... 12 & ... & ... & $>$20.84 & $>$21.65