Contest Calendar

Amateur radio contests — all 358 computed from sponsors’ own published rules

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May 2100

This month DXpeditions

40 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 May 2100, by day
MonTueWedThuFriSatSun

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Every session in May 210040

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82 sessions across 40 contests; repeats share a row.

Contests starting in May 2100
ContestDateStartEndDurationModeBandSponsorStarts in
All Austrian Exercise AOEE 80/40m can't enter2 sessions3hCWSSB80m/40mÖVSVin 26848 daysin 26849 days
Harry Angel Memorial Sprint1h 46mSSBCW80mWIAin 26849 days
ARI International DX Contest23h 59mCWSSBRTTY80-10mARIin 26849 days
7th Call Area QSO Party18hSSBCWDigital160-10mCentral Oregon DX Clubin 26849 days
AGCW QRP/QRP Party6hCW80-10mAGCW-DLin 26849 days
URH Magyar Kupa Rádióforgalmi Versenysorozat can't enter23h 59mCWSSBFM2-3cmMRASZin 26849 days
Indiana QSO Party11h 59mSSBCW160-10mHoosier DX and Contest Clubin 26849 days
Delaware QSO Party30h 59mSSBCWDigitalFT8/FT4not recordedFirst State Amateur Radio Clubin 26849 days
New England QSO Party2 sessions9h10h 59mSSBCW80-10mNew England QSO Partyin 26849 daysin 26850 days
AWA Valve SSB QSO Party4hSSB80m/40mAWASAin 26850 days
K1USN Slow Speed Test (SST)9 sessions1hCW160-10mK1USN Radio Clubin 26850 daysin 26855 daysin 26857 daysin 26862 daysin 26864 daysin 26869 daysin 26871 daysin 26876 daysin 26878 days
AGCW ZAP Merit Contest (ZMC) unverified5 sessions50mCW80mAGCW-DLin 26851 daysin 26858 daysin 26865 daysin 26872 daysin 26879 days
ARS Spartan Sprint2hCW80-10mAdventure Radio Societyin 26851 days
LRAL 4 May 80m Contest can't enter2 sessions1h 59m59mCWSSBFT8/FT480mLRALin 26851 daysin 26851 days
A1Club Weekly Test (AWT)4 sessions1h 15mCWnot recordedA1 Clubin 26853 daysin 26860 daysin 26867 daysin 26874 days
CWops Test (CWT)16 sessions1hCW160-6mCWopsin 26853 daysin 26853 daysin 26853 daysin 26853 daysin 26860 daysin 26860 daysin 26860 daysin 26860 daysin 26867 daysin 26867 daysin 26867 daysin 26867 daysin 26874 daysin 26874 daysin 26874 daysin 26874 days
VHF-UHF FT8 Activity: 144 MHz unverified4hFT8/FT42mQSO BANAT Association (YO2KQT)in 26853 days
SKCC Straight Key Sprint Europe (SKSE)2hCW160-6mStraight Key Century Clubin 26854 days
NCCC FT4 Sprint (FT4 NS)4 sessions30mFT8/FT4FT4160-6mNorthern California Contest Club (NCCC)in 26854 daysin 26861 daysin 26868 daysin 26875 days
NCCC RTTY Sprint (RTTY NS)4 sessions30mRTTY160-15mNorthern California Contest Club (NCCC)in 26854 daysin 26861 daysin 26868 daysin 26875 days
NCCC Sprint (NS)4 sessions30mCW160-15mNorthern California Contest Club (NCCC)in 26854 daysin 26861 daysin 26868 daysin 26875 days
CQ-M International DX Contest23h 59mCWSSB160-10mSRRin 26856 days
SKCC Weekend Sprintathon (WES)35h 59mCW160-6mStraight Key Century Clubin 26856 days
Alessandro Volta RTTY DX Contest24hRTTY80-10mSSB and RTTY Club of COMO (A.R.I.)in 26856 days
4 States QRP Group Second Sunday Sprint (SSS)2hCWSSBDigital160-10m4 States QRP Groupin 26857 days
DARC FT4 Contest1h 29mFT8/FT4FT480m/40mDARCin 26859 days
Early Morning Coffee QSO Party1hSSB80m/40mBo Karoo Amateur Radio Clubin 26859 days
VHF-UHF FT8 Activity: 432 MHz unverified4hFT8/FT470cmQSO BANAT Association (YO2KQT)in 26860 days
ZS SOTA Activity Weekend45h 59mMixednot recordedSOTA SAin 26862 days
NZART Sangster Shield3hCW80mNZARTin 26862 days
His Majesty the King of Spain Contest, CW23h 59mCW160-10mUREin 26863 days
IARU Region 1 70 MHz MGM Contest24hDigitalMGM (machine generated modes)4mIARU Region 1 VHF+ Committeein 26863 days
9A Activity Contest5hCWSSBFM6-23cmHRSin 26863 days
ÖVSV VHF/UHF/Microwave Activity Contest6hCWSSBAMFM6-3cmÖVSVin 26863 days
ZS3 QSO Party1hCWSSB40mNorthern Cape Amateur Radio Clubin 26864 days
DARC HELL-Kurzcontest unverified59mDigitalHellnot recordedDARCin 26866 days
VHF-UHF FT8 Activity: 1296 MHz unverified4hDigitalFT823cmQSO BANAT Association (YO2KQT)in 26867 days
SARL Wednesday 80 m Club Contest can't enter1hSSBCWRTTY80mSARLin 26867 days
SKCC Straight Key Sprint (SKS)2hCW160-6mStraight Key Century Clubin 26873 days
CQ WW WPX Contest, CW47h 59mCW160-10mCQ Magazinein 26876 days

  1. All Austrian Exercise AOEE 80/40m can't enter

    CWSSB · 80m/40m · ÖVSV

    • → · 3hin 26848 days
    • → · 3hin 26849 days

  2. Harry Angel Memorial Sprint

    SSBCW · 80m · WIA

    • → · 1h 46min 26849 days

  3. ARI International DX Contest

    CWSSBRTTY · 80-10m · ARI

    • → · 23h 59min 26849 days

  4. 7th Call Area QSO Party

    SSBCWDigital · 160-10m · Central Oregon DX Club

    • → · 18hin 26849 days

  5. AGCW QRP/QRP Party

    CW · 80-10m · AGCW-DL

    • → · 6hin 26849 days

  6. URH Magyar Kupa Rádióforgalmi Versenysorozat can't enter

    CWSSBFM · 2-3cm · MRASZ

    • → · 23h 59min 26849 days

  7. Indiana QSO Party

    SSBCW · 160-10m · Hoosier DX and Contest Club

    • → · 11h 59min 26849 days

  8. Delaware QSO Party

    SSBCWDigitalFT8/FT4 · First State Amateur Radio Club

    • → · 30h 59min 26849 days

  9. New England QSO Party

    SSBCW · 80-10m · New England QSO Party

    • → · 9hin 26849 days
    • → · 10h 59min 26850 days

  10. AWA Valve SSB QSO Party

    SSB · 80m/40m · AWASA

    • → · 4hin 26850 days

  11. K1USN Slow Speed Test (SST)

    CW · 160-10m · K1USN Radio Club

    • → · 1hin 26850 days
    • → · 1hin 26855 days
    • → · 1hin 26857 days
    • → · 1hin 26862 days
    • → · 1hin 26864 days
    • → · 1hin 26869 days
    • → · 1hin 26871 days
    • → · 1hin 26876 days
    • → · 1hin 26878 days

  12. AGCW ZAP Merit Contest (ZMC) unverified

    CW · 80m · AGCW-DL

    • → · 50min 26851 days
    • → · 50min 26858 days
    • → · 50min 26865 days
    • → · 50min 26872 days
    • → · 50min 26879 days

  13. ARS Spartan Sprint

    CW · 80-10m · Adventure Radio Society

    • → · 2hin 26851 days

  14. LRAL 4 May 80m Contest can't enter

    CWSSBFT8/FT4 · 80m · LRAL

    • → · 1h 59min 26851 days
    • → · 59min 26851 days

  15. A1Club Weekly Test (AWT)

    CW · A1 Club

    • → · 1h 15min 26853 days
    • → · 1h 15min 26860 days
    • → · 1h 15min 26867 days
    • → · 1h 15min 26874 days

  16. CWops Test (CWT)

    CW · 160-6m · CWops

    • → · 1hin 26853 days
    • → · 1hin 26853 days
    • → · 1hin 26853 days
    • → · 1hin 26853 days
    • → · 1hin 26860 days
    • → · 1hin 26860 days
    • → · 1hin 26860 days
    • → · 1hin 26860 days
    • → · 1hin 26867 days
    • → · 1hin 26867 days
    • → · 1hin 26867 days
    • → · 1hin 26867 days
    • → · 1hin 26874 days
    • → · 1hin 26874 days
    • → · 1hin 26874 days
    • → · 1hin 26874 days

  17. VHF-UHF FT8 Activity: 144 MHz unverified

    FT8/FT4 · 2m · QSO BANAT Association (YO2KQT)

    • → · 4hin 26853 days

  18. SKCC Straight Key Sprint Europe (SKSE)

    CW · 160-6m · Straight Key Century Club

    • → · 2hin 26854 days

  19. NCCC FT4 Sprint (FT4 NS)

    FT8/FT4FT4 · 160-6m · Northern California Contest Club (NCCC)

    • → · 30min 26854 days
    • → · 30min 26861 days
    • → · 30min 26868 days
    • → · 30min 26875 days

  20. NCCC RTTY Sprint (RTTY NS)

    RTTY · 160-15m · Northern California Contest Club (NCCC)

    • → · 30min 26854 days
    • → · 30min 26861 days
    • → · 30min 26868 days
    • → · 30min 26875 days

  21. NCCC Sprint (NS)

    CW · 160-15m · Northern California Contest Club (NCCC)

    • → · 30min 26854 days
    • → · 30min 26861 days
    • → · 30min 26868 days
    • → · 30min 26875 days

  22. CQ-M International DX Contest

    CWSSB · 160-10m · SRR

    • → · 23h 59min 26856 days

  23. SKCC Weekend Sprintathon (WES)

    CW · 160-6m · Straight Key Century Club

    • → · 35h 59min 26856 days

  24. Alessandro Volta RTTY DX Contest

    RTTY · 80-10m · SSB and RTTY Club of COMO (A.R.I.)

    • → · 24hin 26856 days

  25. 4 States QRP Group Second Sunday Sprint (SSS)

    CWSSBDigital · 160-10m · 4 States QRP Group

    • → · 2hin 26857 days

  26. DARC FT4 Contest

    FT8/FT4FT4 · 80m/40m · DARC

    • → · 1h 29min 26859 days

  27. Early Morning Coffee QSO Party

    SSB · 80m/40m · Bo Karoo Amateur Radio Club

    • → · 1hin 26859 days

  28. VHF-UHF FT8 Activity: 432 MHz unverified

    FT8/FT4 · 70cm · QSO BANAT Association (YO2KQT)

    • → · 4hin 26860 days

  29. ZS SOTA Activity Weekend

    Mixed · SOTA SA

    • → · 45h 59min 26862 days

  30. NZART Sangster Shield

    CW · 80m · NZART

    • → · 3hin 26862 days

  31. His Majesty the King of Spain Contest, CW

    CW · 160-10m · URE

    • → · 23h 59min 26863 days

  32. IARU Region 1 70 MHz MGM Contest

    DigitalMGM (machine generated modes) · 4m · IARU Region 1 VHF+ Committee

    • → · 24hin 26863 days

  33. 9A Activity Contest

    CWSSBFM · 6-23cm · HRS

    • → · 5hin 26863 days

  34. ÖVSV VHF/UHF/Microwave Activity Contest

    CWSSBAMFM · 6-3cm · ÖVSV

    • → · 6hin 26863 days

  35. ZS3 QSO Party

    CWSSB · 40m · Northern Cape Amateur Radio Club

    • → · 1hin 26864 days

  36. DARC HELL-Kurzcontest unverified

    DigitalHell · DARC

    • → · 59min 26866 days

  37. VHF-UHF FT8 Activity: 1296 MHz unverified

    DigitalFT8 · 23cm · QSO BANAT Association (YO2KQT)

    • → · 4hin 26867 days

  38. SARL Wednesday 80 m Club Contest can't enter

    SSBCWRTTY · 80m · SARL

    • → · 1hin 26867 days

  39. SKCC Straight Key Sprint (SKS)

    CW · 160-6m · Straight Key Century Club

    • → · 2hin 26873 days

  40. CQ WW WPX Contest, CW

    CW · 160-10m · CQ Magazine

    • → · 47h 59min 26876 days