Istanbul University Faculty of Science

SOLAR OBSERVATIONS

Istanbul University Observatory · Sunspot observations since 1950

Observatory

Solar Images Tuesday, 25 June 2024

‹ 24.06.2024 2024 26.06.2024 ›

Photosphere sunspot drawing and RDS evaluation

25.06.2024 photosphere drawing

High-resolution scan (3222 px)

Time
13:30 UT
Observer
Olcay PLEVNE
g
5
f
40
R
90
Seeing
3 / 5

Sunspot groups and observation details →

Sunspot groups (from the drawing)

Group 1 · HA_ – 2Group 1 · HA_ – 2 Group 2 · CAI – 5Group 2 · CAI – 5 Group 3 · CAI – 20Group 3 · CAI – 20 Group 4 · CSI – 2Group 4 · CSI – 2 Group 5 · FAC – 11Group 5 · FAC – 11
RDS data file (.gzd) 
[Gözlem]
Tarih=25.06.2024
Saat=13:30
Gözlemci=Olcay PLEVNE
KontrolEden=Burçin TANIK
Durumaçısı=-4.95
Enlemaçısı=2.28
Boylamaçısı=57.46
Boylamfark=1
GKalite=3
GDurum=K.T
Kuzeyaçısı=0.0
Sırano=20015
AyRasatNo=23
RasatÖnceki=24.06.2024
RasatSonraki=26.06.2024

[Leke Grupları]
Grupsayısı=5:1:4
LekeSayısı=40:2:38
RölatifSayı=90:12:78
01=HA_ 02 +25.285 -31.955 025.505 +0.000 0000 0 +26.357 -30.229 +24.213 -33.681 +25.285 -30.729 +25.285 -33.181
02=CAI 05 -14.303 +06.221 063.681 +0.000 0000 0 -11.808 +10.790 -16.799 +01.652 -14.303 +10.590 -14.303 +01.852
03=CAI 20 -03.872 -05.552 051.908 +0.000 0000 0 -01.453 -00.554 -06.291 -10.549 -03.872 -00.754 -03.872 -10.349
04=CSI 02 -12.102 -29.538 027.922 +0.000 0000 0 -09.896 -28.600 -14.308 -31.690 -12.102 -28.206 -12.102 -30.869
05=FAC 11 -17.501 -55.380 002.422 +0.000 0000 0 -15.289 -40.796 -19.714 -69.281 -17.501 -40.996 -17.501 -69.810
20240625.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.