4XMM J205721.7+310630

sc_ep_1_flux	1.72174e-12 ± 1.72975e-13	sc_ep_2_flux	1.72048e-12 ± 2.45277e-13
mjd_first	52590.1315278	sc_ep_3_flux	2.51915e-15 ± 1.19626e-14
mjd_last	52590.2450347	sc_ep_4_flux	9.90742e-16 ± 6.16703e-15
sc_chi2prob	0.0490972	sc_ep_5_flux	0.0 ± 8.31151e-14
sc_ra	314.340678434	sc_ep_8_flux	3.76171e-12 ± 3.46389e-13
sc_dec	31.108415899	sc_ep_8_fmax	3.76171e-12 ± 3.46389e-13
sc_poserr	2.26501	sc_ep_8_fmin	3.76171e-12 ± 3.46389e-13
sc_det_ml	765.53	sc_ep_9_flux	6.44069e-13 ± 9.40042e-14
sc_ext_ml	645.992	sc_extent	44.1808
sc_fvar	12.8808 ± 4.88098	sc_hr1	0.0653417 ± 0.0829248
sc_hr2	-0.994611 ± 0.0180075	sc_hr3	-0.786653 ± 0.546849
sc_hr4	-1.0 ± 7.96995	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
100181413010060	0536	0018141301	60	2.26501	3.76171e-12	2002-11-12 03:09:24.000	9806	6.40022	True (Fit spectrum)