4XMM J151558.6+561810

sc_ep_1_flux	8.02367e-16 ± 3.67036e-17	sc_ep_2_flux	1.03704e-14 ± 1.10899e-16
mjd_first	52690.664537	sc_ep_3_flux	3.34692e-14 ± 2.00652e-16
mjd_last	59890.679213	sc_ep_4_flux	5.52437e-14 ± 4.40875e-16
sc_chi2prob	8.60667e-06	sc_ep_5_flux	6.81399e-14 ± 1.05491e-15
sc_ra	228.994299618	sc_ep_8_flux	1.6495e-13 ± 1.24585e-15
sc_dec	56.3029193962	sc_ep_8_fmax	2.27281e-12 ± 2.19873e-14
sc_poserr	0.0542852	sc_ep_8_fmin	1.00537e-14 ± 2.55607e-15
sc_det_ml	98913.3	sc_ep_9_flux	1.02892e-13 ± 4.16187e-16
sc_ext_ml	104.829	sc_extent	0.0
sc_fvar	0.213794 ± 0.0308315	sc_hr1	0.788829 ± 0.00552536
sc_hr2	0.684525 ± 0.00238214	sc_hr3	-0.0265822 ± 0.00245677
sc_hr4	-0.418876 ± 0.00277977	sc_sum_flag	1
sc_var_flag	True	confused	False

Object mentioned in Ultraluminous X-ray Sources catalog

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
101451902010001	0586	0145190201	1	0.392679	1.9732e-12	2003-02-20 15:56:56.000	41755	1.83991	True (Fit spectrum)
101451901010001	0590	0145190101	1	0.293063	1.59343e-12	2003-02-28 14:10:58.000	50295	1.85534	True (Fit spectrum)
106739202010001	2227	0673920201	1	0.474976	8.53731e-13	2012-02-05 14:15:28.000	17041	0.275895	True (Fit spectrum)
106739203010001	2229	0673920301	1	0.369393	8.40962e-13	2012-02-09 13:59:52.000	17041	0.210982	True (Fit spectrum)
107248104010001	2551	0724810401	1	0.349173	7.73472e-13	2013-11-12 16:14:55.000	33542	0.183194	True (Fit spectrum)
107295613010001	2671	0729561301	1	0.245929	2.27281e-12	2014-07-09 22:44:09.000	42040	0.137008	True (Fit spectrum)
108040903010001	3217	0804090301	1	0.467116	5.51009e-13	2017-07-02 19:27:15.000	40041	0.155369	True (Fit spectrum)
108040904010001	3218	0804090401	1	0.261687	3.26354e-13	2017-07-05 00:22:00.000	36042	0.160018	True (Fit spectrum)
108040905010002	3220	0804090501	2	0.340753	1.56491e-13	2017-07-08 19:01:40.000	40041	0.177417	True (Fit spectrum)
108040907010018	3222	0804090701	18	0.972017	1.14173e-14	2017-07-12 18:51:18.000	40039	0.176341	True (Fit spectrum)
108040906010003	3223	0804090601	3	0.434267	1.13672e-13	2017-07-15 06:15:04.000	37540	0.191128	True (Fit spectrum)
107957126010175	3293	0795712601	175	1.55537	1.00537e-14	2017-12-01 09:22:11.000	57921	0.56221	True (Fit spectrum)
108243202010001	3573	0824320201	1	0.305116	1.50413e-12	2019-06-12 19:39:33.000	59662	0.176017	True (Fit spectrum)
108243203010001	3576	0824320301	1	0.304168	1.48441e-12	2019-06-19 05:05:12.000	49103	0.180936	True (Fit spectrum)
108040908010001	3578	0804090801	1	0.488323	1.34442e-12	2019-06-22 18:40:18.000	38662	0.190724	True (Fit spectrum)
108040909010001	3579	0804090901	1	0.350404	1.23214e-12	2019-06-24 19:00:04.000	40163	0.165453	True (Fit spectrum)
108243204010001	3580	0824320401	1	0.278674	1.1807e-12	2019-06-26 18:51:59.000	64463	0.17248	True (Fit spectrum)
108040910010001	3581	0804091001	1	0.262236	1.26297e-12	2019-06-29 19:54:39.000	46361	0.195209	True (Fit spectrum)
108040911010001	3584	0804091101	1	0.301301	1.06225e-12	2019-07-05 09:44:36.000	34762	0.16177	True (Fit spectrum)
108040912010001	3585	0804091201	1	0.43489	1.0675e-12	2019-07-06 18:13:11.000	40763	0.197287	True (Fit spectrum)
108511807010001	3602	0851180701	1	0.235377	7.187e-13	2019-08-10 12:19:03.000	56660	0.17813	True (Fit spectrum)
108511808010001	3603	0851180801	1	0.218428	6.95662e-13	2019-08-12 10:47:57.000	61761	0.180696	True (Fit spectrum)
108243205010016	3662	0824320501	16	0.584457	3.59653e-14	2019-12-08 03:48:48.000	64323	0.187863	True (Fit spectrum)
108243206010001	3777	0824320601	1	0.226336	1.61154e-12	2020-07-23 17:49:31.000	61562	0.16081	True (Fit spectrum)
108243207010003	3830	0824320701	3	0.384109	1.45168e-13	2020-11-06 21:44:17.000	63799	0.159923	True (Fit spectrum)
108842202010001	3883	0884220201	1	0.235453	1.4063e-12	2021-02-20 02:16:13.000	65072	0.14072	True (Fit spectrum)
108842203010001	3886	0884220301	1	0.210441	5.17938e-13	2021-02-26 02:07:46.000	64646	0.157876	True (Fit spectrum)
108842204010001	3889	0884220401	1	0.338963	9.21095e-13	2021-03-04 18:27:26.000	69722	0.121922	True (Fit spectrum)
108918015010001	3977	0891801501	1	0.22088	5.14397e-13	2021-08-27 09:15:57.000	62927	0.203742	True (Fit spectrum)
108938103010001	4043	0893810301	1	0.334547	4.14974e-13	2022-01-06 04:22:29.000	47742	0.164845	True (Fit spectrum)
109130801010007	4191	0913080101	7	0.627149	5.42308e-14	2022-10-27 11:49:30.000	78902	0.178665	True (Fit spectrum)
109130802010001	4196	0913080201	1	0.208506	2.74154e-13	2022-11-06 20:55:20.000	69763	0.204777	True (Fit spectrum)