Images 28.01.2025 · Istanbul University Observatory Solar Observations

Solar Images Tuesday, 28 January 2025

‹ 27.01.2025 2025 29.01.2025 ›

Photosphere sunspot drawing and RDS evaluation

High-resolution scan (3220 px)

Time: 09:40 UT
Observer: Olcay PLEVNE
g: 5
f: 14
R: 64
Seeing: 3 / 5

Sunspot groups and observation details →

Sunspot groups (from the drawing)

Group 1 · BXI – 2

Group 2 · ?__ – 1

Group 3 · ?__ – 3

Group 4 · BXI – 4

Group 5 · CSI – 4

RDS data file (.gzd)

[Gözlem]
Tarih=28.01.2025
Saat=09:40
Gözlemci=Olcay PLEVNE
KontrolEden=Burçin TANIK
Durumaçısı=-10.75
Enlemaçısı=-5.75
Boylamaçısı=75.86
Boylamfark=1
GKalite=3
GDurum=K.T
Kuzeyaçısı=0.0
Sırano=20183
AyRasatNo=19
RasatÖnceki=27.01.2025
RasatSonraki=29.01.2025

[Leke Grupları]
Grupsayısı=5:3:2
LekeSayısı=14:6:8
RölatifSayı=64:36:28
01=BXI 02 +14.620 +61.415 137.275 +0.000 0000 0 +15.221 +63.664 +14.190 +59.166 +14.620 +63.164 +14.620 +59.666
02=?__ 01 +18.682 -76.763 359.970 +0.000 0000 0 +19.658 -73.729 +17.707 -79.798 +18.682 -74.229 +18.682 -79.298
03=?__ 03 +13.152 -78.870 356.990 +0.000 0000 0 +15.200 -75.697 +11.103 -82.420 +13.152 -76.800 +13.152 -81.732
04=BXI 04 -18.511 +67.221 143.810 +0.000 0000 0 -16.513 +73.954 -20.508 +60.488 -18.511 +73.754 -18.511 +60.688
05=CSI 04 -16.571 -55.914 019.946 +0.000 0000 0 -15.514 -54.470 -17.627 -57.358 +00.000 +00.000 +00.000 +00.000

20250128.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.