4XMM J205707.5+310056

sc_ep_1_flux	6.68691e-12 ± 2.23694e-13	sc_ep_2_flux	5.49628e-13 ± 1.51449e-13
mjd_first	52390.5793519	sc_ep_3_flux	2.55696e-15 ± 1.06995e-14
mjd_last	52390.6184954	sc_ep_4_flux	1.30035e-14 ± 4.01601e-14
sc_chi2prob	0.0263299	sc_ep_5_flux	1.39766e-13 ± 2.81415e-13
sc_ra	314.281441699	sc_ep_8_flux	7.80955e-12 ± 4.34518e-13
sc_dec	31.0158004146	sc_ep_8_fmax	7.80955e-12 ± 4.34518e-13
sc_poserr	2.09611	sc_ep_8_fmin	7.80955e-12 ± 4.34518e-13
sc_det_ml	707.409	sc_ep_9_flux	0.0 ± 3.75547e-14
sc_ext_ml	622.117	sc_extent	61.158
sc_fvar	0.753155 ± 0.207936	sc_hr1	-0.843406 ± 0.0421944
sc_hr2	-0.996628 ± 0.0376573	sc_hr3	0.344799 ± 0.718952
sc_hr4	0.760019 ± 0.666057	sc_sum_flag	3
sc_var_flag	False	confused	False

This source in external databases: XCatDB, Chandra CSC 20" VOTable, Swift 2SXPS 20", RCSED, Simbad 2', Vizier 20", NED 2', Gaia 20" VOTable

Detections (observations of this source at different epochs)

detid	revolut	obs_id	src_num	poserr	ep_8_flux	utc_start	exptime	ep_offax	spectrum
100181401010015	0436	0018140101	15	2.09611	7.80955e-12	2002-04-26 13:54:16.000	3381	2.305	True (Fit spectrum)