Earthquake 20251218-6

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

2025-12-18 20:31:46.120	9.09 km	1.77 Ml
27.5845°N, 34.3818°E
Red Sea; 30 km from Um el Sid, Egypt
32 km S of Sharm El-Sheikh

Time Error:		Num. Stations:	20
Time RMS:	0.040 s	Num. Phases:	8
Depth Error:	0.73 km	Max. Intensity (MMI):
Azimuth Gap:	259°	Effects Type:
Analysis Type:	Manual

Magnitudes

Preferred	Magnitude	Stations	Error	Author	Action
	1.77 Ml	4	0

Origin Details

Ellipse Major:		Fixed Depth:	no
Ellipse Minor:		Fixed Phase:	no
Ellipse Strike:		Fixed Time:	no
Min. Distance:	0.28°	Author:
Max. Distance:	2.42°	Event Type:
Fixed Location:	no	External Event ID:
Location Method:		External Origin ID:

Error Ellipse

	Length	Azimuth	Dip	Action
Maximum	1.36 km	87.00°	15.00°
Intermediate	0.90 km	334.00°	54.00°
Minimum	0.40 km	187.00°	32.00°

None

Channel	Time	Amplitude	Period/Duration	Magnitude		Event Distance	Event Azimuth	Action
HL.RASM.--.HHN	2025-12-18 20:31:55.750	0.2	0.14 s	1.69	Ml	0.28°	334.0°
HL.TR1.--.HHN	2025-12-18 20:32:05.760	0.1	0.16 s	1.77	Ml	0.57°	318.0°
HL.HRG.--.HHE	2025-12-18 20:32:15.380	7.7e-02	0.080 s	1.77	Ml	0.87°	233.0°
HL.TR2.--.HHN	2025-12-18 20:32:17.940	1.1	0.28 s	2.88	Ml	0.99°	324.0°

Channel	Phase	Time	Time Residual	Direction	Event Distance	Event Azimuth	Automatic?	Defined By	Action
HL.RASM.--.HHZ	P	2025-12-18 20:31:52.198	0.030 s	Unspecified	0.28°	334.0°	no
HL.SHD.--.HHZ	P	2025-12-18 20:31:54.757	1.64 s	Unspecified	0.33°	248.0°	no
HL.RASM.--.HHE	S	2025-12-18 20:31:56.630	0.040 s	Unspecified	0.28°	334.0°	no
HL.TR1.--.HHZ	P	2025-12-18 20:31:57.367	-0.040 s	Unspecified	0.57°	318.0°	no
HL.HRG.--.HHZ	P	2025-12-18 20:32:03.059	0.50 s	Unspecified	0.87°	233.0°	no
HL.TR2.--.HHZ	P	2025-12-18 20:32:04.145	-0.050 s	Unspecified	0.99°	324.0°	no
HL.TR1.--.HHE	S	2025-12-18 20:32:05.631	-0.020 s	Unspecified	0.57°	318.0°	no
HL.SRM.--.HHZ	P	2025-12-18 20:32:12.932	-1.08 s	Unspecified	1.70°	181.0°	no
HL.HRG.--.HHN	S	2025-12-18 20:32:14.569	0.010 s	Unspecified	0.87°	233.0°	no
HL.TR2.--.HHE	S	2025-12-18 20:32:17.420	0.020 s	Unspecified	0.99°	324.0°	no
HL.NZNM.--.HHZ	P	2025-12-18 20:32:20.336	1.08 s	Unspecified	2.08°	323.0°	no
HL.NNKL.--.HHZ	P	2025-12-18 20:32:23.478	-0.55 s	Unspecified	2.42°	348.0°	no
HL.NZNM.--.HHE	S	2025-12-18 20:32:49.507	6.06 s	Unspecified	2.08°	323.0°	no

Ground Motion

None

Shake Maps

None