observed in Turku, Finland, exept:
jan 20 Paimio–Espoo, Finland
feb 16–17 Puumala, Finland
mar 10 Kouvola, Finland, mar 27 Helsinki, Finland
may 14 Kouvola and Helsinki, Finland, may 22–23 Scania, Sweden, may 26 Stockholm, Sweden
jun 1 Turku–Pornainen–Heinola, Finland, jun 2–3 Mäntyharju, Finland, jun 4 Heinola and Piikkiö, Finland
jul 2 Helsinki, Finland, jul 4 Sipoo–Turku, Finland, jul 22 Turku and Eura, Finland
aug 7 Turku and Sipoo–Suomusjärvi, Finland, aug 17 Mariehamn and Turku archipelago, Finland
sep 14 Pori and Eurajoki, Finland, sep 25 Lohja, Finland
oct 12–13 Mikkeli, Finland, oct 15 Kesälahti and Parikkala, Finland
nov 6 Muurla, Finland
dec 27 Oravainen, Finland

22° halo
sun pillar
parhelia
22° upper/lower tangent arc

other halo forms

1.6. 2004

9,40 – 11.10
22° halo

12.05 – 12.50
22° halo, 22° tangent arc, 46° halo

14.00 – 14.10
22° halo, parhelion, 22° tangent arc, parhelic circle, 46° infralateral arc, 120° parhelion, Wegener anthelic arcs

15.20 – 16.20
22° halo, parhelion, 22° tangent arc, parhelic circle

Turku

18.00
22° halo

19.45 – 19.50
parhelion, circumzenithal arc

20.05 – 20.45
sun pillar, parhelia

Lohja – Heinola

19.6. 2004

9.45 – 10.00
22° halo

11.45 – 12.10
22° halo, 22° tangent arc

12.55 – 13.30
22° halo, parhelion, 22° tangent arc, 46° halo, parhelic circle, 46° infralateral arc

13.50 – 14.30
22° halo, 22° tangent arc

14.55 – 15.15
22° halo, parhelia, 22° tangent arc, 46° halo, parhelic circle, 46° infralateral arc, 120° parhelia, Wegener anthelic arc, upper suncave Parry arc, lower suncave Parry arc, anthelion

15.50 – 16.00
22° halo

22.20
parhelion

Turku

20.7. 2004

15.35 – 15.55
22°halo, parhelion, 22° tangent arc

16.10 – 16.20
22° halo, parhelic circle, 120° parhelion (?)

Turku

2.8. 2004

13.00 – 17.30
23° plate arc, 23° halo, 18° plate arc, 9° halo

17.50 – 18.45
22° halo, parhelia, circumzenithal arc

Turku

4.8. 2004

12.00 – 15.10
23° plate arc

Turku

5.8. 2004

10.50 – 16.40
23° plate arc

Turku

7.8. 2004

11.55 – 12.40
23° plate arc

Turku

20.40 – 22.15
sun pillar, parhelion

Sipoo – Suomusjärvi

24.9. 2004

9.00
22° tangent arc

14.30 – 14.35
22° halo, parhelia, 22° tangent arc, circumzenithal arc, 46° supralateral arc, upper suncave Parry arc

16.15 – 17.25
22° halo

Turku