December 2058

← 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 2058, 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 205831

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72 sessions across 31 contests; repeats share a row.

Contests starting in December 2058
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 11729 daysin 11734 daysin 11736 daysin 11741 daysin 11743 daysin 11748 daysin 11750 daysin 11755 daysin 11757 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 11730 daysin 11737 daysin 11744 daysin 11751 daysin 11758 days
ARS Spartan Sprint	Tue 3 Dec	0100Z	0300Z	2h	CW	80-10m	Adventure Radio Society	in 11731 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 11732 daysin 11739 daysin 11746 daysin 11753 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 11732 daysin 11732 daysin 11733 daysin 11733 daysin 11739 daysin 11739 daysin 11740 daysin 11740 daysin 11746 daysin 11746 daysin 11747 daysin 11747 daysin 11753 daysin 11753 daysin 11754 daysin 11754 days
VHF-UHF FT8 Activity: 144 MHz unverified	Wed 4 Dec	1700Z	2100Z	4h	FT8/FT4	2m	QSO BANAT Association (YO2KQT)	in 11732 days
SKCC Straight Key Sprint Europe (SKSE)	Thu 5 Dec	2000Z	2200Z	2h	CW	160-6m	Straight Key Century Club	in 11733 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 11734 daysin 11741 daysin 11748 daysin 11755 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 11734 daysin 11741 daysin 11748 daysin 11755 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 11734 daysin 11741 daysin 11748 daysin 11755 days
ARRL 160-Meter Contest	Fri 6 Dec	2200Z	1559Z Sun 8 Dec	41h 59m	CW	160m	ARRL	in 11734 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 11735 daysin 11735 days
International FT Challenge	Sat 7 Dec	1800Z	2359Z Sun 8 Dec	29h 59m	FT8/FT4FT4, FT8	80-10m	International FT Challenge	in 11735 days
FT Roundup	Sat 7 Dec	1800Z	2359Z Sun 8 Dec	29h 59m	FT8/FT4FT4, FT8	80-10m	RTTY Contesting	in 11735 days
4 States QRP Group Second Sunday Sprint (SSS)	Mon 9 Dec	0100Z	0300Z	2h	CWSSBDigital	160-10m	4 States QRP Group	in 11737 days
DARC CW-Ausbildungscontest unverified	Tue 10 Dec	1800Z	1859Z	59m	CW	not recorded	DARC	in 11738 days
VHF-UHF FT8 Activity: 432 MHz unverified	Wed 11 Dec	1700Z	2100Z	4h	FT8/FT4	70cm	QSO BANAT Association (YO2KQT)	in 11739 days
ARRL 10-Meter Contest	Sat 14 Dec	0000Z	2359Z Sun 15 Dec	47h 59m	CWSSB	10m	ARRL	in 11741 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 11741 days
TRC DIGI Contest	Sat 14 Dec	0600Z	1800Z Sun 15 Dec	36h	RTTY	160-10m	Thracian Rose Club	in 11742 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 11742 daysin 11742 days
SKCC Weekend Sprintathon (WES)	Sat 14 Dec	1200Z	2359Z Sun 15 Dec	35h 59m	CW	160-6m	Straight Key Century Club	in 11742 days
ARI 40/80 Contest can't enter	Sat 14 Dec	1300Z	1259Z Sun 15 Dec	23h 59m	CWSSBRTTY	80m/40m	ARI	in 11742 days
ÖVSV VHF/UHF/Microwave Activity Contest	Sun 15 Dec	0700Z	1300Z	6h	CWSSBAMFM	6-3cm	ÖVSV	in 11743 days
ARRL Rookie Roundup, CW	Sun 15 Dec	1800Z	2359Z	5h 59m	CW	80-10m	ARRL	in 11743 days
VHF-UHF FT8 Activity: 1296 MHz unverified	Wed 18 Dec	1700Z	2100Z	4h	DigitalFT8	23cm	QSO BANAT Association (YO2KQT)	in 11746 days
AGB-Party unverified	Fri 20 Dec	1600Z	1700Z	1h	CWSSBDigitalFT8, FT4	80m/40m	AGB	in 11748 days
OK DX RTTY Contest	Sat 21 Dec	0000Z	0000Z Sun 22 Dec	24h	RTTYBaudot	80-10m	CRK	in 11748 days
Croatian DX Contest (9A DX)	Sat 21 Dec	1400Z	1359Z Sun 22 Dec	23h 59m	CWSSB	160-10m	HRS	in 11749 days
SKCC Straight Key Sprint (SKS)	Wed 25 Dec	0000Z	0200Z	2h	CW	160-6m	Straight Key Century Club	in 11752 days
DARC Weihnachtswettbewerb (XMAS Contest)	Thu 26 Dec	0830Z	1059Z	2h 29m	CWSSB	80m/40m	DARC	in 11754 days

K1USN Slow Speed Test (SST)
CW · 160-10m · K1USN Radio Club
- 0000Z Mon 2 Dec → 0100Z · 1hin 11729 days
- 2000Z Fri 6 Dec → 2100Z · 1hin 11734 days
- 0000Z Mon 9 Dec → 0100Z · 1hin 11736 days
- 2000Z Fri 13 Dec → 2100Z · 1hin 11741 days
- 0000Z Mon 16 Dec → 0100Z · 1hin 11743 days
- 2000Z Fri 20 Dec → 2100Z · 1hin 11748 days
- 0000Z Mon 23 Dec → 0100Z · 1hin 11750 days
- 2000Z Fri 27 Dec → 2100Z · 1hin 11755 days
- 0000Z Mon 30 Dec → 0100Z · 1hin 11757 days
AGCW ZAP Merit Contest (ZMC) unverified
CW · 80m · AGCW-DL
- 1740Z Mon 2 Dec → 1830Z · 50min 11730 days
- 1740Z Mon 9 Dec → 1830Z · 50min 11737 days
- 1740Z Mon 16 Dec → 1830Z · 50min 11744 days
- 1740Z Mon 23 Dec → 1830Z · 50min 11751 days
- 1740Z Mon 30 Dec → 1830Z · 50min 11758 days
ARS Spartan Sprint
CW · 80-10m · Adventure Radio Society
- 0100Z Tue 3 Dec → 0300Z · 2hin 11731 days
A1Club Weekly Test (AWT)
CW · A1 Club
- 1145Z Wed 4 Dec → 1300Z · 1h 15min 11732 days
- 1145Z Wed 11 Dec → 1300Z · 1h 15min 11739 days
- 1145Z Wed 18 Dec → 1300Z · 1h 15min 11746 days
- 1145Z Wed 25 Dec → 1300Z · 1h 15min 11753 days
CWops Test (CWT)
CW · 160-6m · CWops
- 1300Z Wed 4 Dec → 1400Z · 1hin 11732 days
- 1900Z Wed 4 Dec → 2000Z · 1hin 11732 days
- 0300Z Thu 5 Dec → 0400Z · 1hin 11733 days
- 0700Z Thu 5 Dec → 0800Z · 1hin 11733 days
- 1300Z Wed 11 Dec → 1400Z · 1hin 11739 days
- 1900Z Wed 11 Dec → 2000Z · 1hin 11739 days
- 0300Z Thu 12 Dec → 0400Z · 1hin 11740 days
- 0700Z Thu 12 Dec → 0800Z · 1hin 11740 days
- 1300Z Wed 18 Dec → 1400Z · 1hin 11746 days
- 1900Z Wed 18 Dec → 2000Z · 1hin 11746 days
- 0300Z Thu 19 Dec → 0400Z · 1hin 11747 days
- 0700Z Thu 19 Dec → 0800Z · 1hin 11747 days
- 1300Z Wed 25 Dec → 1400Z · 1hin 11753 days
- 1900Z Wed 25 Dec → 2000Z · 1hin 11753 days
- 0300Z Thu 26 Dec → 0400Z · 1hin 11754 days
- 0700Z Thu 26 Dec → 0800Z · 1hin 11754 days
VHF-UHF FT8 Activity: 144 MHz unverified
FT8/FT4 · 2m · QSO BANAT Association (YO2KQT)
- 1700Z Wed 4 Dec → 2100Z · 4hin 11732 days
SKCC Straight Key Sprint Europe (SKSE)
CW · 160-6m · Straight Key Century Club
- 2000Z Thu 5 Dec → 2200Z · 2hin 11733 days
NCCC FT4 Sprint (FT4 NS)
FT8/FT4FT4 · 160-6m · Northern California Contest Club (NCCC)
- 0100Z Fri 6 Dec → 0130Z · 30min 11734 days
- 0100Z Fri 13 Dec → 0130Z · 30min 11741 days
- 0100Z Fri 20 Dec → 0130Z · 30min 11748 days
- 0100Z Fri 27 Dec → 0130Z · 30min 11755 days
NCCC RTTY Sprint (RTTY NS)
RTTY · 160-15m · Northern California Contest Club (NCCC)
- 0145Z Fri 6 Dec → 0215Z · 30min 11734 days
- 0145Z Fri 13 Dec → 0215Z · 30min 11741 days
- 0145Z Fri 20 Dec → 0215Z · 30min 11748 days
- 0145Z Fri 27 Dec → 0215Z · 30min 11755 days
NCCC Sprint (NS)
CW · 160-15m · Northern California Contest Club (NCCC)
- 0230Z Fri 6 Dec → 0300Z · 30min 11734 days
- 0230Z Fri 13 Dec → 0300Z · 30min 11741 days
- 0230Z Fri 20 Dec → 0300Z · 30min 11748 days
- 0230Z Fri 27 Dec → 0300Z · 30min 11755 days
ARRL 160-Meter Contest
CW · 160m · ARRL
- 2200Z Fri 6 Dec → 1559Z Sun 8 Dec · 41h 59min 11734 days
USKA Weihnachtswettbewerb (SSB / Digital) can't enter
SSBRTTYDigitalFT8/FT4PSK31, PSK63 · 80m/40m · USKA
- 0700Z Sat 7 Dec → 0959Z · 2h 59min 11735 days
- 1000Z Sat 7 Dec → 1059Z · 59min 11735 days
International FT Challenge
FT8/FT4FT4, FT8 · 80-10m · International FT Challenge
- 1800Z Sat 7 Dec → 2359Z Sun 8 Dec · 29h 59min 11735 days
FT Roundup
FT8/FT4FT4, FT8 · 80-10m · RTTY Contesting
- 1800Z Sat 7 Dec → 2359Z Sun 8 Dec · 29h 59min 11735 days
4 States QRP Group Second Sunday Sprint (SSS)
CWSSBDigital · 160-10m · 4 States QRP Group
- 0100Z Mon 9 Dec → 0300Z · 2hin 11737 days
DARC CW-Ausbildungscontest unverified
CW · DARC
- 1800Z Tue 10 Dec → 1859Z · 59min 11738 days
VHF-UHF FT8 Activity: 432 MHz unverified
FT8/FT4 · 70cm · QSO BANAT Association (YO2KQT)
- 1700Z Wed 11 Dec → 2100Z · 4hin 11739 days
ARRL 10-Meter Contest
CWSSB · 10m · ARRL
- 0000Z Sat 14 Dec → 2359Z Sun 15 Dec · 47h 59min 11741 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 11741 days
TRC DIGI Contest
RTTY · 160-10m · Thracian Rose Club
- 0600Z Sat 14 Dec → 1800Z Sun 15 Dec · 36hin 11742 days
USKA Weihnachtswettbewerb (CW / Digital) can't enter
CWRTTYDigitalFT8/FT4PSK31, PSK63 · 80m/40m · USKA
- 0700Z Sat 14 Dec → 0959Z · 2h 59min 11742 days
- 1000Z Sat 14 Dec → 1059Z · 59min 11742 days
SKCC Weekend Sprintathon (WES)
CW · 160-6m · Straight Key Century Club
- 1200Z Sat 14 Dec → 2359Z Sun 15 Dec · 35h 59min 11742 days
ARI 40/80 Contest can't enter
CWSSBRTTY · 80m/40m · ARI
- 1300Z Sat 14 Dec → 1259Z Sun 15 Dec · 23h 59min 11742 days
ÖVSV VHF/UHF/Microwave Activity Contest
CWSSBAMFM · 6-3cm · ÖVSV
- 0700Z Sun 15 Dec → 1300Z · 6hin 11743 days
ARRL Rookie Roundup, CW
CW · 80-10m · ARRL
- 1800Z Sun 15 Dec → 2359Z · 5h 59min 11743 days
VHF-UHF FT8 Activity: 1296 MHz unverified
DigitalFT8 · 23cm · QSO BANAT Association (YO2KQT)
- 1700Z Wed 18 Dec → 2100Z · 4hin 11746 days
AGB-Party unverified
CWSSBDigitalFT8, FT4 · 80m/40m · AGB
- 1600Z Fri 20 Dec → 1700Z · 1hin 11748 days
OK DX RTTY Contest
RTTYBaudot · 80-10m · CRK
- 0000Z Sat 21 Dec → 0000Z Sun 22 Dec · 24hin 11748 days
Croatian DX Contest (9A DX)
CWSSB · 160-10m · HRS
- 1400Z Sat 21 Dec → 1359Z Sun 22 Dec · 23h 59min 11749 days
SKCC Straight Key Sprint (SKS)
CW · 160-6m · Straight Key Century Club
- 0000Z Wed 25 Dec → 0200Z · 2hin 11752 days
DARC Weihnachtswettbewerb (XMAS Contest)
CWSSB · 80m/40m · DARC
- 0830Z Thu 26 Dec → 1059Z · 2h 29min 11754 days

December 2058

Every session in December 205831

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