KF6HI
Contact me through: kf6hi.net


Country Name : United Nations HQ (click for all QSOs with this country)

Prefix: 4U_UN

Number of QSOs found on 28 MHz with United Nations HQ : 5

CallDateTimeModeQSL OUTQSL IN LOTWEQSL
4U1UN1989-12-0920:16SSBY
V
NN
4U1UN1990-12-0819:56SSBNNNN
4U46UN1991-10-2723:38SSBNNNN
4U1UN1993-03-0619:56SSBNNNN
4U1UN2024-02-1818:44CWNN
Y
N

KF6HI QSO with 4U1UN (click for QRZ info), information for above highlighted contact:

UTC Date: 2024-Feb-18
UTC Time: 18:44
Frequency: 28.052 MHz
Report Sent: 599
Report Received: 599
Mode: CW
Sunspot Number (>0):
Solar Flux (>67):
A-index (0-400):
3-hour K-index (0-9):
KF6HI
Sunrise 14:10
Sunset 01:15

4U1UN
Sunrise 11:46
Sunset 22:34
Grid: FN20xs
ADIF code: 289
WAZ Zone: 5
Continent: NA
Latitude: 40.77 °
Longitude: 74.042 °
Bearing 65 °
Distance(km): 3424
Distance(miles): 2126
Operator: United Nations
Comments:
QSL info:
Record Number: 41263

LP=Long Path if shown
Map Legend: =Home, =DX Station, =Sun Position
Red line = Communications path


The day/night terminator has 4 shade levels going from light to dark
  • Twilight or dusk is where the sun is 6° below the horizon. The D layer (green line at right) is illumiated is this area and to 9° below the horizon.
  • Nautical twilight the sun is 12° below the horizon; the horizon is still visible,
  • Astronomical twilight sun is 18° below the horizon The F layer (red line at right) is illumiated is this area and to 20° below the horizon.
  • Night
The Magnetic Equator is shown as a black line around the 0 degree equator line
The Magnetic Equator is important for Transequatorial Propogation and the magnetic field strengths are believed to be important for Sporadic-E Propagation.
Verifications:

LOTW