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Swift J105330.1+164710

Classification: Confirmed transient

Total | Soft | Medium | Hard | Exposure

Postage stamp image of Swift J105330.1+164710

This image is 160 pixels (=6.3′ to a side).
Swift J105330.1+164710 is indicated by the cross-hairs.

Detection flag:: Good
RA (J2000):: 10^h 53^m 30.17^s=163.3757°
Dec (J2000):: +16° 47′ 10.9″=+16.7864°
Err₉₀:: 5.4′′
l:: +227° 33′ 35.7″=227.5599°
b:: +60° 51′ 25.4″=+60.8571°
LSXPS_ID:: LSXPS J105330.1+164711.
First detected:: 2023-10-19 13:23:09
Obs 00084012005
Discovery time: 2023-10-19 19:27:15
Peak rate: 1.6 (+0.7, -0.5) ×10^-2 (0.3 — 10 keV)
Historical upper limits: 3.75 ×10^-4 (0.3 — 10 keV; 3-σ)
(from LSXPS [10000026690]) [Show all limits].
LSXPS:: 3.75 ×10^-4 ct/sec (0.3—10 keV)
(10000026690)
XMM:
Canned: 5.52 ×10^-2 ct/sec (0.3—10 keV)
Disc spec: 4.70 ×10^-2 ct/sec (0.3—10 keV)
Full spec: 7.05 ×10^-2 ct/sec (0.3—10 keV)
Native: 0.86 ct/sec (native, 0.2—12 keV)
Mode / filter: SLEW, pn, Medium
ROSAT:
Canned: 2.17 ×10^-2 ct/sec (0.3—2 keV)
2.93 ×10^-2 ct/sec (0.3—10 keV)
Disc spec: 1.40 ×10^-2 ct/sec (0.3—2 keV)
1.92 ×10^-2 ct/sec (0.3—10 keV)
Full spec: 2.69 ×10^-2 ct/sec (0.3—2 keV)
3.45 ×10^-2 ct/sec (0.3—10 keV)
Native: 4.72 ×10^-2 ct/sec (native, 0.2—2 keV)
Outburst significance: 2.92 σ
Search 5-σ radius: SIMBAD |Vizier.
XRT Team comments:: This matches the galaxy NGC 3447, which contains a known Cepheid Variable [HMR2016] N3447 117359

Light curve (0.3 — 10 keV)

GRB binning | ObsID binning | Snapshot binning.

Show plot axis controls or click to zoom [more].

Spectrum - discovery observation only

Download tar file

Discovery spectrum of Swift J105330.1+164710

N_H	1.2 (+3.22 × 10⁴, -1.2) × 10¹⁷ cm^-2
z of absorber	0
Photon index	1.74 (+1.60, -0.64)
Flux (0.3-10 keV) (Observed)	3.7 (+1.9, -2.0) × 10^-13 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	3.7 (+1.9, -1.7) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	3.88 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	3.86 × 10^-11 erg cm^-2 ct^-1
W-stat What's this?(dof)	9.62 (14)
Spectrum exposure	2.2 ks

Spectrum - all available data

Download tar file

Discovery spectrum of Swift J105330.1+164710

N_H	1.2 (+7.4, -1.2) × 10²² cm^-2
z of absorber	0
Photon index	4.5 (+5.3, -2.7)
Flux (0.3-10 keV) (Observed)	2.8 (+4.1, -2.4) × 10^-15 erg cm^-2 s^-1
Flux (0.3-10 keV) (Unabsorbed)	1.2 (+34.0, -1.2) × 10^-13 erg cm^-2 s^-1
Counts to flux (obs)	3.91 × 10^-11 erg cm^-2 ct^-1
Counts to flux (unabs)	1.68 × 10^-9 erg cm^-2 ct^-1
W-stat What's this?(dof)	50.94 (63)
Spectrum exposure	137.6 ks

Data for your light curve

Swift J105330.1+164710 — binning.