Here some analysis of my recorded spots data with my spot data collector. As of today there are 45.000 spots recorded in my database.

Spots per day

Date # of spots
2017-02-04 1830
2017-02-05 3072
2017-02-06 3641
2017-02-07 3735
2017-02-08 2001
2017-02-09 3017
2017-02-10 3152
2017-02-11 2788
2017-02-12 2804
2017-02-13 2856
2017-02-14 3200
2017-02-15 3055
2017-02-16 3855
2017-02-17 3393
2017-02-18 2632
select date(time), count(*) from spots group by dayofyear(time)

Top distances

Callsign Frequency Distance in km Power in W
ZL1RS 10.1000 18380 0.100
VK2COW 7.0000 16424 0.100
VK6XT 7.0000 14040 0.100
W4MO 7.0000 7990 0.100
N8AUM 7.0000 7843 0.100
AB4QS 10.1000 7830 0.100
WB2TQE 7.0000 7806 0.100
WA4AMG 7.0000 7739 0.100
W3HH 10.1000 7727 0.100
KM4YBG 7.0000 7707 0.100
WD4AHB 7.0000 7691 0.100
WD4AHB 10.1000 7691 0.100
select distinct reporter, cast(frequency/100000 as integer)/10, distance, transmitter_W from spots  order by distance desc

Spots per band

Band # of spot
5.4000 8181
7.0000 28183
10.1000 8356
14.1000 242
select cast(frequency/100000 as integer)/10, count(*) from spots  group by 1

Maximum distance per band

Band max. distance in km
5.4000 2967
7.0000 16424
10.1000 18380
14.1000 2205

 

 

 

 

2014 CW (Morse Telegraphy) was added to the German Nationwide Inventory of Intangible Cultural Heritage.

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