Istanbul University Faculty of Science

SOLAR OBSERVATIONS

Istanbul University Observatory · Sunspot observations since 1950

Observatory

Solar Images Monday, 15 March 2021

‹ 13.03.2021 2021 16.03.2021 ›

Photosphere sunspot drawing and RDS evaluation

15.03.2021 photosphere drawing

High-resolution scan (3233 px)

Time
07:40 UT
Observer
Oğuzhan ÇAKIR
g
3
f
6
R
36
Seeing
3 / 5

Sunspot groups and observation details →

Sunspot groups (from the drawing)

Group 1 · AX_ – 2Group 1 · AX_ – 2 Group 2 · AX_ – 2Group 2 · AX_ – 2 Group 3 · AX_ – 2Group 3 · AX_ – 2
RDS data file (.gzd) 
[Gözlem]
Tarih=15.03.2021
Saat=07:40
Gözlemci=Oğuzhan ÇAKIR
KontrolEden=Burçin TANIK
Durumaçısı=-24.48
Enlemaçısı=-7.16
Boylamaçısı=34.54
Boylamfark=2
GKalite=3
GDurum=B.A
Kuzeyaçısı=0.0
Sırano=19145
AyRasatNo=12
RasatÖnceki=13.03.2021
RasatSonraki=16.03.2021

[Leke Grupları]
Grupsayısı=3:1:2
LekeSayısı=6:2:4
RölatifSayı=36:12:24
01=AX_ 02 +17.917 -08.326 026.214 +0.000 0000 0 +18.184 -07.984 +17.649 -08.669 +17.917 -08.484 +17.917 -08.168
02=AX_ 02 -19.772 +28.370 062.577 +0.000 0000 0 -19.443 +29.457 -20.101 +26.618 -19.772 +29.290 -19.772 +27.451
03=AX_ 02 -28.705 +13.425 047.965 +0.000 0000 0 -28.137 +14.545 -29.273 +12.305 -28.705 +14.450 -28.705 +12.805
20210315.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.