Istanbul University Faculty of Science

SOLAR OBSERVATIONS

Istanbul University Observatory · Sunspot observations since 1950

Observatory

Solar Images Wednesday, 25 December 2024

‹ 20.12.2024 2024 30.12.2024 ›

Photosphere sunspot drawing and RDS evaluation

25.12.2024 photosphere drawing

High-resolution scan (3231 px)

Time
12:00 UT
Observer
Burçin TANIK
g
11
f
98
R
208
Seeing
3 / 5

Sunspot groups and observation details →

Sunspot groups (from the drawing)

Group 1 · AX_ – 3Group 1 · AX_ – 3 Group 2 · DKC – 16Group 2 · DKC – 16 Group 3 · DAC – 18Group 3 · DAC – 18 Group 4 · HS_ – 1Group 4 · HS_ – 1 Group 5 · FSC – 16Group 5 · FSC – 16 Group 6 · EKI – 22Group 6 · EKI – 22 Group 7 · BXI – 4Group 7 · BXI – 4 Group 8 · DKI – 14Group 8 · DKI – 14 Group 9 · HA_ – 2Group 9 · HA_ – 2 Group 10 · HS_ – 1Group 10 · HS_ – 1 Group 11 · HS_ – 1Group 11 · HS_ – 1
RDS data file (.gzd) 
[Gözlem]
Tarih=25.12.2024
Saat=12:00
Gözlemci=Burçin TANIK
KontrolEden=Süleyman FİŞEK
Durumaçısı=5.08
Enlemaçısı=-2.24
Boylamaçısı=162.31
Boylamfark=0
GKalite=3
GDurum=G.T , B.A
Kuzeyaçısı=-0.2
Sırano=20163
AyRasatNo=12
RasatÖnceki=20.12.2024
RasatSonraki=30.12.2024

[Leke Grupları]
Grupsayısı=11:3:8
LekeSayısı=98:37:61
RölatifSayı=208:67:141
01=AX_ 03 +12.615 -07.710 155.239 +0.000 0000 0 +13.215 -06.705 +12.160 -07.437 +12.615 -07.844 +12.615 -07.576
02=DKC 16 +13.300 -21.509 140.801 +0.000 0000 0 +15.620 -16.926 +11.538 -26.920 +13.300 -17.126 +13.300 -25.892
03=DAC 18 +20.431 -60.280 102.300 62.987 0000 0 +24.574 -55.631 +16.287 -64.930 +17.460 -60.456 +23.806 -63.706
04=HS_ 01 -20.215 +51.905 214.214 +0.000 0000 0 -19.324 +52.464 -21.105 +51.345 -20.215 +51.965 -20.215 +51.845
05=FSC 16 -07.289 +13.905 176.215 +0.000 0000 0 -04.992 +21.692 -09.585 +06.119 -07.289 +21.492 -07.289 +06.319
06=EKI 22 -13.268 +12.231 174.541 10.831 0000 0 -10.961 +17.444 -15.575 +07.180 -13.102 +15.213 -14.212 +09.401
07=BXI 04 -17.434 -02.852 159.458 +0.000 0000 0 -16.714 -01.330 -18.155 -04.670 -17.434 -01.682 -17.434 -04.220
08=DKI 14 -17.677 -12.329 149.981 30.147 0000 0 -14.761 -08.915 -20.594 -15.743 -18.507 -10.298 -15.912 -14.774
09=HA_ 02 -17.522 -36.400 125.910 +0.000 0000 0 -16.599 -35.400 -18.446 -37.400 -17.522 -35.900 -17.522 -36.900
10=HS_ 01 -11.324 -46.509 115.801 +0.000 0000 0 -10.630 -45.885 -12.190 -47.133 -11.324 -46.385 -11.324 -46.633
11=HS_ 01 -16.270 -77.363 084.947 +0.000 0000 0 -15.120 -75.770 -17.420 -79.649 -16.270 -75.924 -16.270 -78.802
20241225.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.