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NEUTRINO_FIELD00011

NEUTRINO

11

/neutrino

190221A: Swift observation summary

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About tiled field analysis.

So far 38 fields have been scheduled for observations. Data are available and processed for 38 of these.

• 11139 — 258 s of cleaned data taken between 2019-02-21 10:03:42 and 2019-02-21 13:14:29
• 11140 — 333 s of cleaned data taken between 2019-02-21 10:05:33 and 2019-02-21 14:53:53
• 11141 — 288 s of cleaned data taken between 2019-02-21 10:07:25 and 2019-02-21 13:21:05
• 11142 — 288 s of cleaned data taken between 2019-02-21 10:09:16 and 2019-02-21 13:25:25
• 11143 — 288 s of cleaned data taken between 2019-02-21 10:11:05 and 2019-02-21 13:23:15
• 11144 — 285 s of cleaned data taken between 2019-02-21 10:12:54 and 2019-02-21 13:33:59
• 11145 — 295 s of cleaned data taken between 2019-02-21 10:14:42 and 2019-02-21 14:49:17
• 11146 — 300 s of cleaned data taken between 2019-02-21 10:16:30 and 2019-02-21 14:51:36
• 11147 — 353 s of cleaned data taken between 2019-02-21 10:18:17 and 2019-02-21 14:56:06
• 11148 — 285 s of cleaned data taken between 2019-02-21 10:20:05 and 2019-02-21 13:36:06
• 11149 — 298 s of cleaned data taken between 2019-02-21 10:21:52 and 2019-02-21 14:44:43
• 11150 — 303 s of cleaned data taken between 2019-02-21 10:23:38 and 2019-02-21 14:46:59
• 11151 — 288 s of cleaned data taken between 2019-02-21 10:25:24 and 2019-02-21 13:38:11
• 11152 — 285 s of cleaned data taken between 2019-02-21 10:27:06 and 2019-02-21 13:31:53
• 11153 — 290 s of cleaned data taken between 2019-02-21 10:28:49 and 2019-02-21 13:27:38
• 11154 — 288 s of cleaned data taken between 2019-02-21 10:30:28 and 2019-02-21 13:16:41
• 11155 — 275 s of cleaned data taken between 2019-02-21 10:32:04 and 2019-02-21 13:18:52
• 11156 — 263 s of cleaned data taken between 2019-02-21 10:33:39 and 2019-02-21 13:29:46
• 11157 — 243 s of cleaned data taken between 2019-02-21 10:35:14 and 2019-02-21 13:10:01
• 11161 — 418 s of cleaned data taken between 2019-02-21 14:58:40 and 2019-02-21 21:27:33
• 11162 — 346 s of cleaned data taken between 2019-02-21 15:00:05 and 2019-02-21 21:17:38
• 11163 — 388 s of cleaned data taken between 2019-02-21 15:01:32 and 2019-02-21 21:09:30
• 11164 — 388 s of cleaned data taken between 2019-02-21 15:02:58 and 2019-02-21 21:11:31
• 11165 — 418 s of cleaned data taken between 2019-02-21 15:04:25 and 2019-02-21 21:28:39
• 11166 — 413 s of cleaned data taken between 2019-02-21 15:05:50 and 2019-02-21 21:29:45
• 11167 — 413 s of cleaned data taken between 2019-02-21 15:07:14 and 2019-02-21 21:23:12
• 11168 — 363 s of cleaned data taken between 2019-02-21 15:08:38 and 2019-02-21 21:07:08
• 11169 — 413 s of cleaned data taken between 2019-02-21 15:10:01 and 2019-02-21 21:25:22
• 11170 — 416 s of cleaned data taken between 2019-02-21 15:11:25 and 2019-02-21 21:26:28
• 11171 — 411 s of cleaned data taken between 2019-02-21 15:12:48 and 2019-02-21 21:24:17
• 11172 — 363 s of cleaned data taken between 2019-02-21 15:14:11 and 2019-02-21 21:20:59
• 11173 — 366 s of cleaned data taken between 2019-02-21 15:15:34 and 2019-02-21 21:22:06
• 11174 — 421 s of cleaned data taken between 2019-02-21 16:18:02 and 2019-02-21 21:30:50
• 11175 — 433 s of cleaned data taken between 2019-02-21 16:20:21 and 2019-02-21 21:32:01
• 11176 — 383 s of cleaned data taken between 2019-02-21 16:22:39 and 2019-02-21 21:18:49
• 11177 — 421 s of cleaned data taken between 2019-02-21 16:24:57 and 2019-02-21 21:33:06
• 11178 — 423 s of cleaned data taken between 2019-02-21 16:27:14 and 2019-02-21 21:34:12
• 11179 — 381 s of cleaned data taken between 2019-02-21 16:29:31 and 2019-02-21 21:15:13

37 fields were processed but not included in the analysis. This is because, after standard processing and the removal of times contaminated by light reflected off the bright Earth, there was too little data (<100 s) for source detection to be performed.

Find an upper limit.

Sources found so far

So far 2 sources have been found in the XRT data. 2 sources match catalogued sources.

Coordinate type: SexagesimalDecimal

#	RA (J2000)	Dec (J2000)	Err901	Detection Flag2	Rank3	Dist from IceCube pos	Exposure	Notes	Vizier
1 [details]	17h 53m 50.48s268.46034°	-16° 18′ 42.8″-16.31190°	6.4′′	Good	4 (K)	1.2°	421 s	Matches known X-ray source: XMMSL2 J175349.9-161846 (from XMM-NEWTON/XMMSLEWCLN), 7.60967849196033″ away.
Mean XRT rate: 5.6 (+1.8, -1.5) ×10-2 ct s-1 Peak XRT rate: 5.6 (+1.8, -1.5) ×10-2 ct s-1 1.51 σ below the catalogued flux from XMM-NEWTON/XMMSLEWCLN. RASS PSPC 3-σ upper limit: 0.0×100 ct s-1 (PSPC count-rate) Mean XRT rate converted to PSPC: 0.050 (+0.016, -0.013) ct s-1 Peak XRT rate converted to PSPC: 0.050 (+0.016, -0.013) ×10-2 ct s-1 Mean XRT flux: 1.6 (+0.5, -0.4) ×10-12 erg cm-1s-1 Peak XRT flux: 1.6 (+0.5, -0.4) ×10-12 erg cm-1s-1 Products: Light curve | Spectrum
2 [details]	17h 53m 11.08s268.29617°	-17° 25′ 42.6″-17.42849°	8.2′′	Reasonable	3 (U)	1.0°	421 s	Matches SIMBAD source: TYC 6254-1118-1, 1.9″ away.
Mean XRT rate: 1.5 (+0.9, -0.7) ×10-2 ct s-1 Peak XRT rate: 1.5 (+0.9, -0.7) ×10-2 ct s-1 RASS PSPC 3-σ upper limit: 0.03 ct s-1 (PSPC count-rate) Products: Light curve | Spectrum

¹ Radius, 90% confidence.
² Indicates how likely the source is to be real. See the LSXPS documentation.

³ T=Transient Source, O=Outbursting known source, U=Uncatalogued X-ray source, K=Known X-ray source.

^* The position was enhanced using astrometry derived from the Swift UVOT.
^† The position was astrometrically corrected using the XRT sources and the 2MASS catalogue.

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