Images 21.09.2021 · Istanbul University Observatory Solar Observations

Solar Images Tuesday, 21 September 2021

‹ 20.09.2021 2021 24.09.2021 ›

Photosphere sunspot drawing and RDS evaluation

High-resolution scan (3228 px)

Time: 07:00 UT
Observer: K.YELKENCİ=T.Y.
g: 5
f: 16
R: 66
Seeing: 3 / 5

Sunspot groups and observation details →

Sunspot groups (from the drawing)

Group 1 · DAI – 8

Group 2 · AX_ – 2

Group 3 · AX_ – 1

Group 4 · AX_ – 1

Group 5 · DAO – 4

RDS data file (.gzd)

[Gözlem]
Tarih=21.09.2021
Saat=07:00
Gözlemci=K.YELKENCİ=T.Y.
KontrolEden=Olcay PLEVNE
Durumaçısı=25
Enlemaçısı=7.08
Boylamaçısı=43.49
Boylamfark=3
GKalite=3
GDurum=B.A
Kuzeyaçısı=-0.5
Sırano=19282
AyRasatNo=19
RasatÖnceki=20.09.2021
RasatSonraki=24.09.2021

[Leke Grupları]
Grupsayısı=5:2:3
LekeSayısı=16:10:6
RölatifSayı=66:30:36
01=DAI 08 +26.202 +09.787 053.277 19.598 0000 0 +27.675 +13.573 +24.730 +06.100 +27.475 +13.373 +24.930 +06.201
02=AX_ 02 +15.417 -37.195 006.295 +0.000 0000 0 +15.819 -36.701 +15.140 -37.689 +15.417 -37.201 +15.417 -37.189
03=AX_ 01 -25.353 +29.698 073.188 -1.000 0000 0 -25.353 +29.698 -25.353 +29.698
04=AX_ 01 -25.376 +03.157 046.647 -1.000 0000 0 -25.376 +03.157 -25.376 +03.157
05=DAO 04 -27.277 -47.403 356.870 42.577 0000 0 -25.219 -45.175 -29.336 -49.630 -25.419 -45.375 -29.136 -49.430

20210921.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.