Decoding the cosmological baryonic fluctuations using localized fast radio bursts

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Table 2.

Observed scattering, central observational frequency, and derived DM quantities along with the DM_igm values.

FRB	τ_obs	$τ_{err}^{+}$ $\tau _{\mathrm {err}}^{+}$	$τ_{err}^{-}$ $\tau _{\mathrm {err}}^{-}$	ν ^a	DM_host ^b	DM $_{{host}_{err}}^{+}$ ${}_{\mathrm {host_{\rm err}}}^{+}$	DM $_{{host}_{err}}^{-}$ ${}_{\mathrm {host_{\rm err}}}^{-}$	DM_cosmic ^b	Reference ^c
	(ms)	(ms)	(ms)	(GHz)	(pc cm⁻³)	(pc cm⁻³)	(pc cm⁻³)	(pc cm⁻³)
20190102C	3.3	0.041	0.041	1.27	147	48	70	$125_{- 49}^{+ 63}$ $125^{+63}_{-49}$	(1)(2)(3)
20190523A	1.4	0.2	0.2	1	359	124	187	$458_{- 80}^{+ 111}$ $458^{+111}_{-80}$	(3)(4)
20190608B	3.3	0.02	0.02	1.27	511	165	244	$- 194_{- 149}^{+ 217}$ $-194^{+217}_{-149}$	(1)(2)(5)
20190714A	<2	N/A	N/A	1.2725	<491	N/A	N/A	$215_{- 136}^{+ 135}$ $215^{+135}_{-136}$	(3)(6)
20191001A	3.3	0.02	0.02	0.824	257	86	129	$171_{- 86}^{+ 121}$ $171^{+121}_{-86}$	(3)(6)(7)
20200430A	<15	N/A	N/A	0.865	<371	N/A	N/A	$140_{- 108}^{+ 110}$ $140^{+110}_{-108}$	(3)(6)
20200906A	N/A	N/A	N/A	N/A	100	50	50	$416_{- 40}^{+ 40}$ $416^{+40}_{-40}$	(5)
20210320C	0.247	0.006	0.006	0.842	151	50	73	$178_{- 45}^{+ 57}$ $178^{+57}_{-45}$	(8)(9)
20210603A	0.155	0.003	0.003	0.6	69	24	35	$352_{- 39}^{+ 32}$ $352^{+32}_{-39}$	(10)
20211127I	N/A	N/A	N/A	N/A	100	50	50	$40_{- 50}^{+ 50}$ $40^{+50}_{-50}$	(11)
20211212A	N/A	N/A	N/A	N/A	100	50	50	$24_{- 49}^{+ 50}$ $24^{+50}_{-49}$	(8)
20220105A	N/A	N/A	N/A	N/A	100	50	50	$427_{- 42}^{+ 42}$ $427^{+42}_{-42}$	(8)
20220310F	0.02164	0.00022	0.00022	1.4	239	77	115	$204_{- 57}^{+ 77}$ $204^{+77}_{-57}$	(13)
20220418A	0.0928	0.003	0.003	1.4	352	115	172	$320_{- 75}^{+ 105}$ $320^{+105}_{-75}$	(13)
20220914A	<0.08	N/A	N/A	1.4	<266	N/A	N/A	$405_{- 81}^{+ 81}$ $405^{+81}_{-81}$	(13)(14)
20220920A	0.078	0.015	0.015	1.4	271	96	144	$- 9_{- 87}^{+ 123}$ $-9^{+123}_{-87}$	(13)
20221012A	<1.29	N/A	N/A	1.4	<541	N/A	N/A	$123_{- 143}^{+ 144}$ $123^{+144}_{-143}$	(13)

Notes.

ν is the observed frequency of FRB in GHz when the scattering time (τ_obs) and its error ( $τ_{err}^{+}$ $\tau _{\mathrm {err}}^{+}$ and $τ_{err}^{-}$ $\tau _{\mathrm {err}}^{-}$ ) are measured.

DM_host and DM_cosmic are derived quantities in this work (see Sec. 2.1 for more information).

Reference for τ_obs and ν: (1) Macquart et al. (2020), (2) Day et al. (2020), (3) Cordes et al. (2022), (4) Ravi et al. (2019), (5) Bhandari et al. (2022), (6) Heintz et al. (2020), (7) Bhandari et al. (2020), (8) Gordon et al. (2023), (9) Sammons et al. (2023), (10) Cassanelli et al. (2024), (11) Glowacki et al. (2023), (12) Bhandari et al. (2020), (13) Law et al. (2024), (14) Connor et al. (2023).

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