December 2080

← November This month January → DXpeditions

31 contests running this month. Names only at this zoom — tap a contest for its times, in your own clock or UTC. A contest running across midnight appears on every day it is on the air, with marking the days it continues into rather than starts. Days are UTC, so a contest opening 2200Z sits on the UTC date — which may be the evening before where you are.

Contests in December 2080, by day
Mon	Tue	Wed	Thu	Fri	Sat	Sun
252 AGCW ZAP Merit Contest (ZMC) K1USN Slow Speed Test (SST)	26	273 A1Club Weekly Test (AWT) CWops Test (CWT)×2 (2 sessions) SKCC Straight Key Sprint (SKS)	281 CWops Test (CWT)×2 (2 sessions)	294 K1USN Slow Speed Test (SST) NCCC FT4 Sprint (FT4 NS) NCCC RTTY Sprint (RTTY NS) NCCC Sprint (NS)	30	1
22 AGCW ZAP Merit Contest (ZMC) K1USN Slow Speed Test (SST)	31 ARS Spartan Sprint	43 A1Club Weekly Test (AWT) CWops Test (CWT)×2 (2 sessions) VHF-UHF FT8 Activity: 144 MHz	52 CWops Test (CWT)×2 (2 sessions) SKCC Straight Key Sprint Europe (SKSE)	65 ARRL 160-Meter Contest K1USN Slow Speed Test (SST) NCCC FT4 Sprint (FT4 NS) NCCC RTTY Sprint (RTTY NS) NCCC Sprint (NS)	74 FT Roundup International FT Challenge USKA Weihnachtswettbewerb (SSB / Digital)×2 (2 sessions) continues: ARRL 160-Meter Contest	83 continues: ARRL 160-Meter Contest continues: FT Roundup continues: International FT Challenge
93 4 States QRP Group Second Sunday Sprint (SSS) AGCW ZAP Merit Contest (ZMC) K1USN Slow Speed Test (SST)	101 DARC CW-Ausbildungscontest	113 A1Club Weekly Test (AWT) CWops Test (CWT)×2 (2 sessions) VHF-UHF FT8 Activity: 432 MHz	121 CWops Test (CWT)×2 (2 sessions)	134 K1USN Slow Speed Test (SST) NCCC FT4 Sprint (FT4 NS) NCCC RTTY Sprint (RTTY NS) NCCC Sprint (NS)	146 ARI 40/80 Contest ARRL 10-Meter Contest PODXS 070 Club Triple Play Low Band Sprint DOUBLEHEADER SKCC Weekend Sprintathon (WES) TRC DIGI Contest USKA Weihnachtswettbewerb (CW / Digital)×2 (2 sessions)	157 ARRL Rookie Roundup, CW ÖVSV VHF/UHF/Microwave Activity Contest continues: ARI 40/80 Contest continues: ARRL 10-Meter Contest continues: PODXS 070 Club Triple Play Low Band Sprint DOUBLEHEADER continues: SKCC Weekend Sprintathon (WES) continues: TRC DIGI Contest
163 AGCW ZAP Merit Contest (ZMC) K1USN Slow Speed Test (SST) continues: PODXS 070 Club Triple Play Low Band Sprint DOUBLEHEADER	17	183 A1Club Weekly Test (AWT) CWops Test (CWT)×2 (2 sessions) VHF-UHF FT8 Activity: 1296 MHz	191 CWops Test (CWT)×2 (2 sessions)	205 AGB-Party K1USN Slow Speed Test (SST) NCCC FT4 Sprint (FT4 NS) NCCC RTTY Sprint (RTTY NS) NCCC Sprint (NS)	212 Croatian DX Contest (9A DX) OK DX RTTY Contest	222 continues: Croatian DX Contest (9A DX) continues: OK DX RTTY Contest
232 AGCW ZAP Merit Contest (ZMC) K1USN Slow Speed Test (SST)	24	253 A1Club Weekly Test (AWT) CWops Test (CWT)×2 (2 sessions) SKCC Straight Key Sprint (SKS)	262 CWops Test (CWT)×2 (2 sessions) DARC Weihnachtswettbewerb (XMAS Contest)	274 K1USN Slow Speed Test (SST) NCCC FT4 Sprint (FT4 NS) NCCC RTTY Sprint (RTTY NS) NCCC Sprint (NS)	28	29
302 AGCW ZAP Merit Contest (ZMC) K1USN Slow Speed Test (SST)	31	18 A1Club Weekly Test (AWT) AGB New Year Snowball AGCW Happy New Year Contest (HNY) AGCW VHF/UHF Contest×2 (2 sessions) ARRL Straight Key Night CWops Test (CWT)×2 (2 sessions) SARTG New Year RTTY Contest VHF-UHF FT8 Activity: 144 MHz	23 CWops Test (CWT)×2 (2 sessions) New Year QSO Party SKCC Straight Key Sprint Europe (SKSE)	34 NCCC FT4 Sprint (FT4 NS) NCCC RTTY Sprint (RTTY NS) NCCC Sprint (NS) continues: New Year QSO Party	45 ARRL Kids Day (January) ARRL RTTY Roundup PODXS 070 Club PSKfest RSGB AFS Contest, CW continues: New Year QSO Party	53 Vytautas Magnus Contest (VMC) continues: ARRL RTTY Roundup continues: New Year QSO Party

Every session in December 208031

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72 sessions across 31 contests; repeats share a row.

Contests starting in December 2080
Contest	Date	Start	End	Duration	Mode	Band	Sponsor	Starts in
K1USN Slow Speed Test (SST)9 sessions	Mon 2 DecFri 6 DecMon 9 DecFri 13 DecMon 16 DecFri 20 DecMon 23 DecFri 27 DecMon 30 Dec	0000Z2000Z0000Z2000Z0000Z2000Z0000Z2000Z0000Z	0100Z2100Z0100Z2100Z0100Z2100Z0100Z2100Z0100Z	1h	CW	160-10m	K1USN Radio Club	in 19766 daysin 19771 daysin 19773 daysin 19778 daysin 19780 daysin 19785 daysin 19787 daysin 19792 daysin 19794 days
AGCW ZAP Merit Contest (ZMC) unverified5 sessions	Mon 2 DecMon 9 DecMon 16 DecMon 23 DecMon 30 Dec	1740Z1740Z1740Z1740Z1740Z	1830Z1830Z1830Z1830Z1830Z	50m	CW	80m	AGCW-DL	in 19767 daysin 19774 daysin 19781 daysin 19788 daysin 19795 days
ARS Spartan Sprint	Tue 3 Dec	0100Z	0300Z	2h	CW	80-10m	Adventure Radio Society	in 19767 days
A1Club Weekly Test (AWT)4 sessions	Wed 4 DecWed 11 DecWed 18 DecWed 25 Dec	1145Z1145Z1145Z1145Z	1300Z1300Z1300Z1300Z	1h 15m	CW	not recorded	A1 Club	in 19769 daysin 19776 daysin 19783 daysin 19790 days
CWops Test (CWT)16 sessions	Wed 4 DecWed 4 DecThu 5 DecThu 5 DecWed 11 DecWed 11 DecThu 12 DecThu 12 DecWed 18 DecWed 18 DecThu 19 DecThu 19 DecWed 25 DecWed 25 DecThu 26 DecThu 26 Dec	1300Z1900Z0300Z0700Z1300Z1900Z0300Z0700Z1300Z1900Z0300Z0700Z1300Z1900Z0300Z0700Z	1400Z2000Z0400Z0800Z1400Z2000Z0400Z0800Z1400Z2000Z0400Z0800Z1400Z2000Z0400Z0800Z	1h	CW	160-6m	CWops	in 19769 daysin 19769 daysin 19769 daysin 19770 daysin 19776 daysin 19776 daysin 19776 daysin 19777 daysin 19783 daysin 19783 daysin 19783 daysin 19784 daysin 19790 daysin 19790 daysin 19790 daysin 19791 days
VHF-UHF FT8 Activity: 144 MHz unverified	Wed 4 Dec	1700Z	2100Z	4h	FT8/FT4	2m	QSO BANAT Association (YO2KQT)	in 19769 days
SKCC Straight Key Sprint Europe (SKSE)	Thu 5 Dec	2000Z	2200Z	2h	CW	160-6m	Straight Key Century Club	in 19770 days
NCCC FT4 Sprint (FT4 NS)4 sessions	Fri 6 DecFri 13 DecFri 20 DecFri 27 Dec	0100Z0100Z0100Z0100Z	0130Z0130Z0130Z0130Z	30m	FT8/FT4FT4	160-6m	Northern California Contest Club (NCCC)	in 19770 daysin 19777 daysin 19784 daysin 19791 days
NCCC RTTY Sprint (RTTY NS)4 sessions	Fri 6 DecFri 13 DecFri 20 DecFri 27 Dec	0145Z0145Z0145Z0145Z	0215Z0215Z0215Z0215Z	30m	RTTY	160-15m	Northern California Contest Club (NCCC)	in 19770 daysin 19777 daysin 19784 daysin 19791 days
NCCC Sprint (NS)4 sessions	Fri 6 DecFri 13 DecFri 20 DecFri 27 Dec	0230Z0230Z0230Z0230Z	0300Z0300Z0300Z0300Z	30m	CW	160-15m	Northern California Contest Club (NCCC)	in 19770 daysin 19777 daysin 19784 daysin 19791 days
ARRL 160-Meter Contest	Fri 6 Dec	2200Z	1559Z Sun 8 Dec	41h 59m	CW	160m	ARRL	in 19771 days
USKA Weihnachtswettbewerb (SSB / Digital) can't enter2 sessions	Sat 7 DecSat 7 Dec	0700Z1000Z	0959Z1059Z	2h 59m59m	SSBRTTYDigitalFT8/FT4PSK31, PSK63	80m/40m	USKA	in 19772 daysin 19772 days
International FT Challenge	Sat 7 Dec	1800Z	2359Z Sun 8 Dec	29h 59m	FT8/FT4FT4, FT8	80-10m	International FT Challenge	in 19772 days
FT Roundup	Sat 7 Dec	1800Z	2359Z Sun 8 Dec	29h 59m	FT8/FT4FT4, FT8	80-10m	RTTY Contesting	in 19772 days
4 States QRP Group Second Sunday Sprint (SSS)	Mon 9 Dec	0100Z	0300Z	2h	CWSSBDigital	160-10m	4 States QRP Group	in 19773 days
DARC CW-Ausbildungscontest unverified	Tue 10 Dec	1800Z	1859Z	59m	CW	not recorded	DARC	in 19775 days
VHF-UHF FT8 Activity: 432 MHz unverified	Wed 11 Dec	1700Z	2100Z	4h	FT8/FT4	70cm	QSO BANAT Association (YO2KQT)	in 19776 days
ARRL 10-Meter Contest	Sat 14 Dec	0000Z	2359Z Sun 15 Dec	47h 59m	CWSSB	10m	ARRL	in 19778 days
PODXS 070 Club Triple Play Low Band Sprint DOUBLEHEADER	Sat 14 Dec	0000Z	2359Z Mon 16 Dec	71h 59m	DigitalPSK31	160m/80m/40m	PODXS 070 Club	in 19778 days
TRC DIGI Contest	Sat 14 Dec	0600Z	1800Z Sun 15 Dec	36h	RTTY	160-10m	Thracian Rose Club	in 19779 days
USKA Weihnachtswettbewerb (CW / Digital) can't enter2 sessions	Sat 14 DecSat 14 Dec	0700Z1000Z	0959Z1059Z	2h 59m59m	CWRTTYDigitalFT8/FT4PSK31, PSK63	80m/40m	USKA	in 19779 daysin 19779 days
SKCC Weekend Sprintathon (WES)	Sat 14 Dec	1200Z	2359Z Sun 15 Dec	35h 59m	CW	160-6m	Straight Key Century Club	in 19779 days
ARI 40/80 Contest can't enter	Sat 14 Dec	1300Z	1259Z Sun 15 Dec	23h 59m	CWSSBRTTY	80m/40m	ARI	in 19779 days
ÖVSV VHF/UHF/Microwave Activity Contest	Sun 15 Dec	0700Z	1300Z	6h	CWSSBAMFM	6-3cm	ÖVSV	in 19780 days
ARRL Rookie Roundup, CW	Sun 15 Dec	1800Z	2359Z	5h 59m	CW	80-10m	ARRL	in 19780 days
VHF-UHF FT8 Activity: 1296 MHz unverified	Wed 18 Dec	1700Z	2100Z	4h	DigitalFT8	23cm	QSO BANAT Association (YO2KQT)	in 19783 days
AGB-Party unverified	Fri 20 Dec	1600Z	1700Z	1h	CWSSBDigitalFT8, FT4	80m/40m	AGB	in 19785 days
OK DX RTTY Contest	Sat 21 Dec	0000Z	0000Z Sun 22 Dec	24h	RTTYBaudot	80-10m	CRK	in 19785 days
Croatian DX Contest (9A DX)	Sat 21 Dec	1400Z	1359Z Sun 22 Dec	23h 59m	CWSSB	160-10m	HRS	in 19786 days
SKCC Straight Key Sprint (SKS)	Wed 25 Dec	0000Z	0200Z	2h	CW	160-6m	Straight Key Century Club	in 19789 days
DARC Weihnachtswettbewerb (XMAS Contest)	Thu 26 Dec	0830Z	1059Z	2h 29m	CWSSB	80m/40m	DARC	in 19791 days

K1USN Slow Speed Test (SST)
CW · 160-10m · K1USN Radio Club
- 0000Z Mon 2 Dec → 0100Z · 1hin 19766 days
- 2000Z Fri 6 Dec → 2100Z · 1hin 19771 days
- 0000Z Mon 9 Dec → 0100Z · 1hin 19773 days
- 2000Z Fri 13 Dec → 2100Z · 1hin 19778 days
- 0000Z Mon 16 Dec → 0100Z · 1hin 19780 days
- 2000Z Fri 20 Dec → 2100Z · 1hin 19785 days
- 0000Z Mon 23 Dec → 0100Z · 1hin 19787 days
- 2000Z Fri 27 Dec → 2100Z · 1hin 19792 days
- 0000Z Mon 30 Dec → 0100Z · 1hin 19794 days
AGCW ZAP Merit Contest (ZMC) unverified
CW · 80m · AGCW-DL
- 1740Z Mon 2 Dec → 1830Z · 50min 19767 days
- 1740Z Mon 9 Dec → 1830Z · 50min 19774 days
- 1740Z Mon 16 Dec → 1830Z · 50min 19781 days
- 1740Z Mon 23 Dec → 1830Z · 50min 19788 days
- 1740Z Mon 30 Dec → 1830Z · 50min 19795 days
ARS Spartan Sprint
CW · 80-10m · Adventure Radio Society
- 0100Z Tue 3 Dec → 0300Z · 2hin 19767 days
A1Club Weekly Test (AWT)
CW · A1 Club
- 1145Z Wed 4 Dec → 1300Z · 1h 15min 19769 days
- 1145Z Wed 11 Dec → 1300Z · 1h 15min 19776 days
- 1145Z Wed 18 Dec → 1300Z · 1h 15min 19783 days
- 1145Z Wed 25 Dec → 1300Z · 1h 15min 19790 days
CWops Test (CWT)
CW · 160-6m · CWops
- 1300Z Wed 4 Dec → 1400Z · 1hin 19769 days
- 1900Z Wed 4 Dec → 2000Z · 1hin 19769 days
- 0300Z Thu 5 Dec → 0400Z · 1hin 19769 days
- 0700Z Thu 5 Dec → 0800Z · 1hin 19770 days
- 1300Z Wed 11 Dec → 1400Z · 1hin 19776 days
- 1900Z Wed 11 Dec → 2000Z · 1hin 19776 days
- 0300Z Thu 12 Dec → 0400Z · 1hin 19776 days
- 0700Z Thu 12 Dec → 0800Z · 1hin 19777 days
- 1300Z Wed 18 Dec → 1400Z · 1hin 19783 days
- 1900Z Wed 18 Dec → 2000Z · 1hin 19783 days
- 0300Z Thu 19 Dec → 0400Z · 1hin 19783 days
- 0700Z Thu 19 Dec → 0800Z · 1hin 19784 days
- 1300Z Wed 25 Dec → 1400Z · 1hin 19790 days
- 1900Z Wed 25 Dec → 2000Z · 1hin 19790 days
- 0300Z Thu 26 Dec → 0400Z · 1hin 19790 days
- 0700Z Thu 26 Dec → 0800Z · 1hin 19791 days
VHF-UHF FT8 Activity: 144 MHz unverified
FT8/FT4 · 2m · QSO BANAT Association (YO2KQT)
- 1700Z Wed 4 Dec → 2100Z · 4hin 19769 days
SKCC Straight Key Sprint Europe (SKSE)
CW · 160-6m · Straight Key Century Club
- 2000Z Thu 5 Dec → 2200Z · 2hin 19770 days
NCCC FT4 Sprint (FT4 NS)
FT8/FT4FT4 · 160-6m · Northern California Contest Club (NCCC)
- 0100Z Fri 6 Dec → 0130Z · 30min 19770 days
- 0100Z Fri 13 Dec → 0130Z · 30min 19777 days
- 0100Z Fri 20 Dec → 0130Z · 30min 19784 days
- 0100Z Fri 27 Dec → 0130Z · 30min 19791 days
NCCC RTTY Sprint (RTTY NS)
RTTY · 160-15m · Northern California Contest Club (NCCC)
- 0145Z Fri 6 Dec → 0215Z · 30min 19770 days
- 0145Z Fri 13 Dec → 0215Z · 30min 19777 days
- 0145Z Fri 20 Dec → 0215Z · 30min 19784 days
- 0145Z Fri 27 Dec → 0215Z · 30min 19791 days
NCCC Sprint (NS)
CW · 160-15m · Northern California Contest Club (NCCC)
- 0230Z Fri 6 Dec → 0300Z · 30min 19770 days
- 0230Z Fri 13 Dec → 0300Z · 30min 19777 days
- 0230Z Fri 20 Dec → 0300Z · 30min 19784 days
- 0230Z Fri 27 Dec → 0300Z · 30min 19791 days
ARRL 160-Meter Contest
CW · 160m · ARRL
- 2200Z Fri 6 Dec → 1559Z Sun 8 Dec · 41h 59min 19771 days
USKA Weihnachtswettbewerb (SSB / Digital) can't enter
SSBRTTYDigitalFT8/FT4PSK31, PSK63 · 80m/40m · USKA
- 0700Z Sat 7 Dec → 0959Z · 2h 59min 19772 days
- 1000Z Sat 7 Dec → 1059Z · 59min 19772 days
International FT Challenge
FT8/FT4FT4, FT8 · 80-10m · International FT Challenge
- 1800Z Sat 7 Dec → 2359Z Sun 8 Dec · 29h 59min 19772 days
FT Roundup
FT8/FT4FT4, FT8 · 80-10m · RTTY Contesting
- 1800Z Sat 7 Dec → 2359Z Sun 8 Dec · 29h 59min 19772 days
4 States QRP Group Second Sunday Sprint (SSS)
CWSSBDigital · 160-10m · 4 States QRP Group
- 0100Z Mon 9 Dec → 0300Z · 2hin 19773 days
DARC CW-Ausbildungscontest unverified
CW · DARC
- 1800Z Tue 10 Dec → 1859Z · 59min 19775 days
VHF-UHF FT8 Activity: 432 MHz unverified
FT8/FT4 · 70cm · QSO BANAT Association (YO2KQT)
- 1700Z Wed 11 Dec → 2100Z · 4hin 19776 days
ARRL 10-Meter Contest
CWSSB · 10m · ARRL
- 0000Z Sat 14 Dec → 2359Z Sun 15 Dec · 47h 59min 19778 days
PODXS 070 Club Triple Play Low Band Sprint DOUBLEHEADER
DigitalPSK31 · 160m/80m/40m · PODXS 070 Club
- 0000Z Sat 14 Dec → 2359Z Mon 16 Dec · 71h 59min 19778 days
TRC DIGI Contest
RTTY · 160-10m · Thracian Rose Club
- 0600Z Sat 14 Dec → 1800Z Sun 15 Dec · 36hin 19779 days
USKA Weihnachtswettbewerb (CW / Digital) can't enter
CWRTTYDigitalFT8/FT4PSK31, PSK63 · 80m/40m · USKA
- 0700Z Sat 14 Dec → 0959Z · 2h 59min 19779 days
- 1000Z Sat 14 Dec → 1059Z · 59min 19779 days
SKCC Weekend Sprintathon (WES)
CW · 160-6m · Straight Key Century Club
- 1200Z Sat 14 Dec → 2359Z Sun 15 Dec · 35h 59min 19779 days
ARI 40/80 Contest can't enter
CWSSBRTTY · 80m/40m · ARI
- 1300Z Sat 14 Dec → 1259Z Sun 15 Dec · 23h 59min 19779 days
ÖVSV VHF/UHF/Microwave Activity Contest
CWSSBAMFM · 6-3cm · ÖVSV
- 0700Z Sun 15 Dec → 1300Z · 6hin 19780 days
ARRL Rookie Roundup, CW
CW · 80-10m · ARRL
- 1800Z Sun 15 Dec → 2359Z · 5h 59min 19780 days
VHF-UHF FT8 Activity: 1296 MHz unverified
DigitalFT8 · 23cm · QSO BANAT Association (YO2KQT)
- 1700Z Wed 18 Dec → 2100Z · 4hin 19783 days
AGB-Party unverified
CWSSBDigitalFT8, FT4 · 80m/40m · AGB
- 1600Z Fri 20 Dec → 1700Z · 1hin 19785 days
OK DX RTTY Contest
RTTYBaudot · 80-10m · CRK
- 0000Z Sat 21 Dec → 0000Z Sun 22 Dec · 24hin 19785 days
Croatian DX Contest (9A DX)
CWSSB · 160-10m · HRS
- 1400Z Sat 21 Dec → 1359Z Sun 22 Dec · 23h 59min 19786 days
SKCC Straight Key Sprint (SKS)
CW · 160-6m · Straight Key Century Club
- 0000Z Wed 25 Dec → 0200Z · 2hin 19789 days
DARC Weihnachtswettbewerb (XMAS Contest)
CWSSB · 80m/40m · DARC
- 0830Z Thu 26 Dec → 1059Z · 2h 29min 19791 days

December 2080

Every session in December 208031

AGCW ZAP Merit Contest (ZMC) unverified

VHF-UHF FT8 Activity: 144 MHz unverified

USKA Weihnachtswettbewerb (SSB / Digital) can't enter

DARC CW-Ausbildungscontest unverified

VHF-UHF FT8 Activity: 432 MHz unverified

USKA Weihnachtswettbewerb (CW / Digital) can't enter

ARI 40/80 Contest can't enter

VHF-UHF FT8 Activity: 1296 MHz unverified

AGB-Party unverified