Earthquake 20251213-2

Summary
Focal Mechanism/Moment Tensors
Station Magnitudes
Picks
Ground Motion/Shake Map

2025-12-13 01:17:13.740	12.67 km	1.33 Ml
29.7692°N, 31.1783°E
5 km from ‘Ezbet el-Khâṣṣa, Giza, Egypt
17 km SW of Helwan

Time Error:		Num. Stations:	14
Time RMS:	0.11 s	Num. Phases:	7
Depth Error:	2.69 km	Max. Intensity (MMI):
Azimuth Gap:	183°	Effects Type:
Analysis Type:	Manual

Magnitudes

Preferred	Magnitude	Stations	Error	Author	Action
	1.33 Ml	2	0

Origin Details

Ellipse Major:		Fixed Depth:	no
Ellipse Minor:		Fixed Phase:	no
Ellipse Strike:		Fixed Time:	no
Min. Distance:	0.58°	Author:
Max. Distance:	1.29°	Event Type:
Fixed Location:	no	External Event ID:
Location Method:		External Origin ID:

Error Ellipse

	Length	Azimuth	Dip	Action
Maximum	2.89 km	18.00°	68.00°
Intermediate	1.08 km	136.00°	10.00°
Minimum	0.50 km	229.00°	19.00°

None

Channel	Time	Amplitude	Period/Duration	Magnitude		Event Distance	Event Azimuth	Action
HL.NBNS.--.HHE	2025-12-13 01:17:14.910	2.4e-02	0.64 s	1.35	Ml	1.15°	174.0°
HL.RYAN.--.HHE	2025-12-13 01:17:46.590	1.9e-02	0.12 s	1.30	Ml	1.04°	230.0°

Channel	Phase	Time	Time Residual	Direction	Event Distance	Event Azimuth	Automatic?	Defined By	Action
HL.KOT.--.HHZ	P	2025-12-13 01:17:25.353	0.060 s	Unspecified	0.59°	74.0°	no
HL.RAM.--.HHZ	P	2025-12-13 01:17:28.101	-0.010 s	Unspecified	0.75°	53.0°	no
HL.RYAN.--.HHZ	P	2025-12-13 01:17:32.310	0.12 s	Unspecified	1.04°	230.0°	no
HL.NBNS.--.HHZ	P	2025-12-13 01:17:33.443	-0.19 s	Unspecified	1.15°	174.0°	no
HL.ZAF.--.HHN	P	2025-12-13 01:17:35.538	-0.060 s	Unspecified	1.29°	111.0°	no
HL.RYAN.--.HHN	S	2025-12-13 01:17:45.578	-0.080 s	Unspecified	1.04°	230.0°	no
HL.NBNS.--.HHN	S	2025-12-13 01:17:48.275	0.13 s	Unspecified	1.15°	174.0°	no

Ground Motion

None

Shake Maps

None