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Table 1.

X-ray count rates, fluxes, and optical magnitudes for CSS1029 observed by Swift.

Obs. date Exp. time Counts rate X-ray flux MUVW2 MUVM2 MUVW1 MU MB MV
(1) (2) (3) (4) (5) (6) (7) (8) (9) (10)
2010-04-06 3490 0.31 ± 0.10 0.97 ± 0.31 18.06 ± 0.04 17.87 ± 0.04 17.56 ± 0.04 16.78 ± 0.04 16.35 ± 0.04 16.12 ± 0.06
2010-04-25 3010 0.12 ± 0.07 0.38 ± 0.22 18.38 ± 0.05 18.12 ± 0.05 17.71 ± 0.05 17.08 ± 0.06 16.61 ± 0.06 16.24 ± 0.08
2010-05-09 3285 0.11 ± 0.07 0.36 ± 0.22 18.50 ± 0.06 18.13 ± 0.05 17.92 ± 0.06 17.10 ± 0.07 16.75 ± 0.07 16.31 ± 0.09
2010-05-23 3985 < 0.08 (a) < 0.24 (a) 18.50 ± 0.05 18.35 ± 0.06 17.90 ± 0.05 17.10 ± 0.06 16.83 ± 0.06 16.59 ± 0.09
2015-03-26 175 < 1.70 < 5.30 19.44 ± 0.20 19.81 ± 0.31 18.96 ± 0.21
2015-03-28 595 3.15 ± 0.74 9.52 ± 2.24 19.22 ± 0.10 19.41 ± 0.14 19.21 ± 0.11
2015-03-29 1451 2.86 ± 0.45 8.65 ± 1.36 19.39 ± 0.18 19.29 ± 0.22 19.34 ± 0.19
2015-04-02 284 < 1.05 < 3.27 19.43 ± 0.16 19.47 ± 0.20 19.18 ± 0.17
2015-04-04 701 1.24 ± 0.43 3.75 ± 1.30 19.53 ± 0.20 19.14 ± 0.20 19.31 ± 0.19
2015-04-05 867 0.33 ± 0.19 0.98 ± 0.60 19.49 ± 0.18 19.64 ± 0.25 18.93 ± 0.17
2015-04-11 571 0.87 ± 0.40 2.63 ± 1.22 19.60 ± 0.19 19.91 ± 0.29 19.14 ± 0.16
2020-01-12 759 0.77 ± 0.32 2.25 ± 0.91 19.37 ± 0.13 19.22 ± 0.11 18.99 ± 0.15 18.72 ± 0.17 18.37 ± 0.20 > 18.15
2020-02-28 1650 < 0.27 < 0.78 19.17 ± 0.08 19.27 ± 0.08 19.03 ± 0.10 18.50 ± 0.11 18.73 ± 0.19 17.79 ± 0.19

Notes. Column (1): Swift XRT observing date; Col. (2): XRT exposure time in unit of second; Col. (3): Count rates in the 0.3–2 keV, in units of 10−2 cts s−1; Col. (4): X-ray flux in the 0.3–2 keV, in units of 10−13 erg cm−2s−1; Col. (5): UVW2 (λc = 1928 Å) magnitude in the AB system; Col. (6): UVM2 (λc = 2246 Å) magnitude in the AB system; Col. (7): UVW1 (λc = 2600 Å) magnitude in the AB system; Col. (8): U (λc = 3465 Å) magnitude in the AB system; Col. (9): B (λc = 4392 Å) magnitude in the AB system; Col. (10): V (λc = 5468 Å) magnitude in the AB system.

(a)

For all nondetections, the corresponding 3σ upper limits are given.

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