XMM-Newton Science Analysis System


edetect_stack (edetect_stack-0.8.1) [xmmsas_20230412_1735-21.0.0]

Output Files

1. stacked EPIC edetect_stack source list
2. intermediate output of individual tasks called by edetect_stack (cf. Subsection 3.3)
3. optionally: optional output of individual tasks called by edetect_stack (cf. Subsection 3.3)

Table 2: Columns of the stacked source table

	Name	Description	Unit	Format	Stacked
	Name	Description	Unit	Format	Stacked
1	ML_ID_SRC	unique detection number		int.
2	BOX_ID_SRC	corresponding eboxdetect input source number		int.
3	ID_INST	instrument ID. 0: all-EPIC, 1: PN, 2: MOS1, 3: MOS2, preceded by the observation identifier in pointing-summary rows.		int.
4	ID_BAND	energy band number (0: total)		int.
5	ID_CLUSTER	cluster id of detections which have been fit simultaneously		int.
6	SCTS	background-corrected counts under the entire PSF of the detection	cts	real	total
7	SCTS_ERR	source counts error	cts	real	total
8	X_IMA	position of the detection in X image direction	image px	real	combined fit
9	X_IMA_ERR	error of X_IMA, corresponding to a $1\sigma$-error in chi-squared statistics	image px	real	combined fit
10	Y_IMA	position of the detection in Y image direction	image px	real	combined fit
11	Y_IMA_ERR	error of Y_IMA, corresponding to a $1\sigma$-error in chi-squared statistics	image px	real	combined fit
12	EXT	extent radius of the detection in image pixels, i.e. gaussian sigma or beta model core radius	image px	real	combined fit
13	EXT_ERR	statistical error of the extent	image px	real	combined fit
14	DET_ML	detection likelihood, normalized to two degrees of freedom		real	equiv. likelihood
15	EXT_ML	likelihood of the detection to be extended		real	combined fit
16	BG_MAP	background at the position of the detection	cts/px	real	total
17	EXP_MAP	vignetting corrected exposure of the detection: PSF-weighted mean of the subimages (radius CUTRAD) about the detection	s	real	total
18	FLUX	flux under the entire PSF of the detection	erg/cm$^2$/s	real	weighted sum
19	FLUX_ERR	statistical error of the flux	erg/cm$^2$/s	real	weighted error
20	RATE	count rate under the entire PSF of the detection, corrected for background, vignetting, detector efficiency and gaps	cts/s	real	total
21	RATE_ERR	statistical error of the count rate	cts/s	real	total
22	RA	right ascension of the detection	degrees	dble.	combined fit
23	DEC	declination of the detectino	degrees	dble.	combined fit
24	RADEC_ERR	combined R.A.-Dec. statistical error ( $\sqrt{\sigma_\alpha^2+\sigma_\delta^2}$ = $\sqrt{2}\,\sigma_\textrm{1d}$)	arcsec	real	combined fit
25	LII	galactic longitude of the detection	degrees	dble.	combined fit
26	BII	galactic latitude of the detection	degrees	dble.	combined fit
27	RAWX	raw-X coordinate of the detection	px	int.	per image only
28	RAWY	raw-Y coordinate of the detection	px	int.	per image only
29	OFFAX	off-axis angle	arcmin	real	per image only
30	CCDNR	chip number		int.	per image only
31,	HRi	hardness ratio of count rates:		real	derived from the
33, 35, 37	($i \in [1,4]$)	HR(band m , band n) = (rate(n)$-$rate(m)) / (rate(n)$+$rate(m)). No energy conversion factors are applied.			total rates
32,	HRi_ERR	statistical error of HRi		real	of HRi
34, 36, 38	($i \in [1,4]$)
39	CUTRAD	source cut out radius	image px	real	combined fit
40	MASKFRAC	PSF weighted on-chip fraction		real	max. of minima
41	EEF	encircled energy fraction		real	combined fit
42	VIGNETTING	Vignetting as function of off-axis angle and energy; only valid in the intermediate emldetect source list.		real	NULL
43	ONTIME	Integration time of the CCD, not vignetting corrected. NULL, if CCD no. is not defined (i.e. source center on bad pixels, gaps, damaged CCDs)	s	real	total
44	PILEUP	pile-up level of the detection in the active instrument configuration
		real	maximum
45	DIST_NN	distance to nearest neighbour	arcsec	real	combined fit
46	FLAG	quality flag placeholder (to be set by dpssflag)		char.	–