GRB 201216A: Swift observation summary

Mission:	Swift/BAT
GRB RA:	201.487°
GRB Dec:	+36.303°
GRB Err:	2.0 arcmin
T0:	2020-12-16 19:00:31 UT
Galactic:	86.47° +78.26°
Galactic N_H:	9.97× 10¹⁹ cm^-2
Galactic E(B-V):	0.01194408

Sun distance:	84.45°
Sun angle:	4.23 [hr](West of Sun)
Moon distance:	107.38°
Visibility of this field.

Data analysed so far:

ObsID: 00021408001 with 4.9 ks exposure.
ObsID: 00021408002 with 3.9 ks exposure.

About ToO analysis.

Find an upper limit.

Sources found so far

So far 14 sources have been found in the XRT data. 3 sources match catalogued sources.

#	RA (J2000)	Dec (J2000)	Err₉₀¹	Detection Flag²	Dist from Swift/BAT pos	Exposure	Notes
1 [details]	13h 25m 37.97s201.40819°	+36° 07′ 51.5″36.13096°	4.3′′	Good	11.0′	6.5 ks	Matches known X-ray source: 1RXH J132538.7+360753 (from ROSAT/ROSHRI), 12.7″ away. Matches SIMBAD source: SDSS J132537.90+360754.1, 3.5″ away.
Mean XRT rate: 8.5 (+1.8, -1.6) ×10^-3 ct s^-1 Peak XRT rate: 8.0 (±1.7) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.0×10⁰ ct s^-1 (XRT equiv count-rate) Mean XRT flux: 2.2 (+0.5, -0.4) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 2.1 (±0.5) ×10^-13 erg cm^-1s^-1 Products: Light curve \| Spectrum \| Enhanced position \| Expected serendipitous sources: ~0.2 [What is this?]
2 [details]	13h 26m 35.83s201.64930°	+36° 18′ 59.1″36.31642°	4.6′′	Good	7.9′	8.8 ks
Mean XRT rate: 2.9 (±0.7) ×10^-3 ct s^-1 Peak XRT rate: 2.9 (±0.7) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.06 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 1.4 (±0.4) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 1.4 (±0.4) ×10^-13 erg cm^-1s^-1 Products: Light curve \| Spectrum \| Expected serendipitous sources: ~0.00×10⁺⁰ [What is this?]
3 [details]	13h 26m 28.96s201.62067°	+36° 23′ 33.5″36.39265°	2.2′′	Good	8.4′	8.8 ks	Matches SIMBAD source: 2MASSI J1326290+362335, 3″ away.
Mean XRT rate: 1.46 (±0.16) ×10^-2 ct s^-1 Peak XRT rate: 2.4 (±0.6) ×10^-2 ct s^-1 RASS PSPC 3-σ upper limit: 0.02 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 3.7 (±0.4) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 6.2 (±1.6) ×10^-13 erg cm^-1s^-1 Products: Light curve \| Spectrum \| Enhanced position \| Expected serendipitous sources: ~0.00×10⁺⁰ [What is this?]
4 [details]	13h 25m 28.30s201.36792°	+36° 21′ 40.1″36.36113°	5.6′′	Good	6.7′	8.8 ks
Mean XRT rate: 2.0 (+0.7, -0.6) ×10^-3 ct s^-1 Peak XRT rate: 2.0 (+0.7, -0.6) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.02 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 1.1 (+0.4, -0.3) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 1.1 (+0.4, -0.3) ×10^-13 erg cm^-1s^-1 Products: Light curve \| Spectrum \| Expected serendipitous sources: ~0.7 [What is this?]
5 [details]	13h 25m 49.89s201.45786°	+36° 23′ 39.8″36.39440°	3.0′′	Good	5.7′	8.8 ks
Mean XRT rate: 6.52 (+1.06, -1.00) ×10^-3 ct s^-1 Peak XRT rate: 8.5 (±1.6) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.60 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 4.9 (±0.8) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 6.4 (±1.2) ×10^-13 erg cm^-1s^-1 Products: Light curve \| Spectrum \| Enhanced position \| Expected serendipitous sources: ~0.00×10⁺⁰ [What is this?]
6 [details]	13h 26m 08.12s201.53381°	+36° 14′ 22.7″36.23963°	5.1′′	Poor	4.4′	8.8 ks
Mean XRT rate: 9 (+5, -4) ×10^-4 ct s^-1 Peak XRT rate: 9 (+5, -4) ×10^-4 ct s^-1 RASS PSPC 3-σ upper limit: 0.02 ct s^-1 (XRT equiv count-rate) Products: Light curve \| Expected serendipitous sources: ~0.8 [What is this?]
7 [details]	13h 25m 19.58s201.33157°	+36° 14′ 52.7″36.24798°	5.3′′	Good	8.2′	8.8 ks
Mean XRT rate: 1.7 (+0.7, -0.5) ×10^-3 ct s^-1 Peak XRT rate: 1.7 (+0.7, -0.5) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.02 ct s^-1 (XRT equiv count-rate) Products: Light curve \| Expected serendipitous sources: ~1.3 [What is this?]
8 [details]	13h 24m 55.46s201.23110°	+36° 15′ 33.6″36.25934°	5.0′′	Good	12.7′	4.9 ks
Mean XRT rate: 2.58 (+1.20, -0.93) ×10^-3 ct s^-1 Peak XRT rate: 2.58 (+1.20, -0.93) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.01 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 7.0 (+3.3, -2.5) ×10^-14 erg cm^-1s^-1 Peak XRT flux: 7.0 (+3.3, -2.5) ×10^-14 erg cm^-1s^-1 Products: Light curve \| Spectrum \| Expected serendipitous sources: ~1.7 [What is this?]
9 [details]	13h 26m 22.76s201.59483°	+36° 20′ 58.1″36.34948°	6.1′′	Reasonable	5.9′	8.8 ks
Mean XRT rate: 9 (+5, -4) ×10^-4 ct s^-1 Peak XRT rate: 9 (+5, -4) ×10^-4 ct s^-1 RASS PSPC 3-σ upper limit: 0.03 ct s^-1 (XRT equiv count-rate) Products: Light curve \| Expected serendipitous sources: ~0.00×10⁺⁰ [What is this?]
10 [details]	13h 25m 10.66s201.29441°	+36° 22′ 23.7″36.37324°	5.4′′	Good	10.2′	8.8 ks
Mean XRT rate: 1.2 (+0.6, -0.5) ×10^-3 ct s^-1 Peak XRT rate: 1.2 (+0.6, -0.5) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.02 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 2.7 (+1.4, -1.0) ×10^-14 erg cm^-1s^-1 Peak XRT flux: 2.7 (+1.4, -1.0) ×10^-14 erg cm^-1s^-1 Products: Light curve \| Spectrum \| Expected serendipitous sources: ~3.0 [What is this?]
11 [details]	13h 26m 03.38s201.51407°	+36° 16′ 47.0″36.27973°	5.0′′	Poor	1.9′	8.8 ks
Mean XRT rate: 6 (+4, -3) ×10^-4 ct s^-1 Peak XRT rate: 6 (+4, -3) ×10^-4 ct s^-1 RASS PSPC 3-σ upper limit: 0.02 ct s^-1 (XRT equiv count-rate) Products: Light curve \| Spectrum \| Expected serendipitous sources: ~0.00×10⁺⁰ [What is this?]
12 [details]	13h 25m 52.78s201.46994°	+36° 22′ 08.8″36.36912°	5.0′′	Poor	4.1′	8.8 ks
Mean XRT rate: 5.6 (+4.0, -2.8) ×10^-4 ct s^-1 Peak XRT rate: 5.6 (+4.0, -2.8) ×10^-4 ct s^-1 RASS PSPC 3-σ upper limit: 0.02 ct s^-1 (XRT equiv count-rate) Products: Light curve \| Spectrum \| Expected serendipitous sources: ~0.00×10⁺⁰ [What is this?]
13 [details]	13h 25m 18.55s201.32729°	+36° 23′ 47.8″36.39660°	5.8′′	Reasonable	9.5′	8.8 ks
Mean XRT rate: 9 (+5, -4) ×10^-4 ct s^-1 Peak XRT rate: 9 (+5, -4) ×10^-4 ct s^-1 RASS PSPC 3-σ upper limit: 0.02 ct s^-1 (XRT equiv count-rate) Products: Light curve \| Expected serendipitous sources: ~3.5 [What is this?]
14 [details]	13h 25m 30.63s201.37761°	+36° 24′ 02.4″36.40066°	4.7′′	Good	7.9′	8.8 ks	Matches known X-ray source: 1RXH J132531.2+362358 (from ROSAT/ROSHRI), 8.8″ away.
Mean XRT rate: 1.1 (+0.5, -0.4) ×10^-3 ct s^-1 Peak XRT rate: 1.1 (+0.5, -0.4) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.0×10⁰ ct s^-1 (XRT equiv count-rate) Products: Light curve \| Expected serendipitous sources: ~2.0 [What is this?]

¹ Radius, 90% confidence.
² Indicates how likely the source is to be real. See the 1SXPS documentation.
^* 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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Exposure map

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FITS exposure map.