Images 03.10.2026 · Istanbul University Observatory Solar Observations

Solar Images Saturday, 3 October 2026

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Photosphere sunspot drawing and RDS evaluation

High-resolution scan (3230 px)

Time: 12:18 UT
Observer: Sibel ÖKTEN
g: 5
f: 17
R: 67
Seeing: 3 / 5

Sunspot groups and observation details →

Sunspot groups (from the drawing)

Group 1 · BXI – 5

Group 2 · BXI – 7

Group 3 · AX_ – 2

Group 4 · BXO – 2

Group 5 · HH_ – 1

RDS data file (.gzd)

[Gözlem]
Tarih=3.10.2026
Saat=12:18
Gözlemci=Sibel ÖKTEN
KontrolEden=Burçin TANIK
Durumaçısı=26.08
Enlemaçısı=6.61
Boylamaçısı=261.23
Boylamfark=0
GKalite=3
GDurum=G.T , B.A
Kuzeyaçısı=-0.6
Sırano=20580
AyRasatNo=3
RasatÖnceki=02.10.2026
RasatSonraki=04.10.2026

[Leke Grupları]
Grupsayısı=5:3:2
LekeSayısı=17:14:3
RölatifSayı=67:44:23
01=BXI 05 +14.915 +11.861 273.910 +0.000 0000 0 +15.683 +13.579 +14.146 +10.142 +14.915 +13.800 +14.915 +10.642
02=BXI 07 +21.268 -40.270 220.960 +0.000 0000 0 +23.158 -36.644 +19.378 -43.895 +21.268 -36.844 +21.268 -43.695
03=AX_ 02 +19.422 -50.100 211.229 +0.000 0000 0 +19.747 -49.520 +19.970 -50.951 +19.422 -49.884 +19.422 -50.315
04=BXO 02 -18.442 +50.215 311.445 +0.000 0000 0 -17.566 +52.315 -19.318 +48.114 -18.442 +52.115 -18.442 +48.314
05=HH_ 01 -09.682 -73.344 187.886 +0.000 0000 0 -09.140 -71.614 -10.350 -75.740 -09.682 -71.781 -09.682 -74.907

20261003.gzd

Chromosphere (H-α) FITS frames

No chromosphere observation for this day.

Coronado H-α animations from frame sequences

No Coronado observation for this day.