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

other halo forms

6.5. 1999

7.50 – 10.30
22° halo, parhelia, 22° tangent arc, circumzenithal arc, 46° halo, parhelic circle, 46° supralateral arc, 46° infralateral arc, Lowitz arcs(?)

10.40 – 11.00
22° halo, parhelia, 22° tangent arc, circumzenithal arc, 46° halo, parhelic circle, upper suncave parry arc, Wegener anthelic arc

11.30 – 19.55
22° halo, parhelia, 22° tangent arc

Turku

8.5. 1999

10.20 – 10.25
parhelia, 22° tangent arc, upper suncave parry arc

Turku

31.5. 1999

8.40 – 12.00
22° halo

14.25 – 14.50
22° halo, parhelia, 22° tangent arc, parhelic circle, Wegener anthelic arc

Turku

13.7. 1999

12.00 – 12.40
23° upper plate arc (?)

Turku

6.9. 1999

15.20 –
parhelia, 22° tangent arc

16.55 – 17.00
parhelia, 22° tangent arc, circumzenithal arc, upper suncave parry arc

18.00 –
parhelia, 22° tangent arc, circumzenithal arc, 46° supralateral arc, upper suncave parry arc

18.25 – 19.45
22° halo, parhelia, 22° tangent arc, sun pillar, circumzenithal arc

Turku