Object:
SN2023ixf, RA/DEC (2000)
14:03:38.557 +54:18:42.03
Type SN II
Imaging (1): D Singh, India, 0.08m UV/IR+CMOS
Imaging (2): G Visweswaran, USA, 0.33m Lum+CMOS
Imaging (3): Chris Kagy, USA
Measure (1): V K Agnihotri, India
Imaging & Measure (2): Dr. A Raj, 610mm V+CCD, ICSP, Kolkata, India.
Contact mail ID: ashish@csp.res.in , ashishpink@gmail.com
We report V-band photometric observations of SN2023ixf using different size telescopes, namely the 80mm UV/IR+CMOS, India, 330mm Lum + CMOS, USA, 80mm Lum + CMOS,USA and 610mm Vasistha telescope at IERCOO, Sitapur, ICSP, Kolkata. The reported magnitudes also include those obtained from pre-discovery images obtained by D. Singh from Amarkantak, India The supernova was discovered by K. Itagaki on 2023-05-19.727UT. Photometric calibrations are done using Tycho software and ATLAS catalogue.

Image Info:
Object: SN2022ewj/NGC3357
DATE-OBS: 2022-03-28.66470
EXPTIME(Seconds): 1800
SUBFRMS: 12
OBJCTRA: 10 46 34.63
OBJCTDEC: +13 45 16.6
Binning: 1 X 1
Plate Scale: 1.04″ /Pixel
Orientation: North Right/ East Up
Catalogs & Filter Magnitude Results:
Astrometry Catalog: ATLAS
Photometry Catalog: ATLAS
Imaging Filter: Luminance
Photometry Mag: +14.6 I Band
Instruments:
CCD: KAF-11002M (9.0µm x 9.0µm)
TELESCOPE: C11, 1792.0mm
PRiSMv11, Tycho9.0.1
Site:
ORIGIN: Cepheid Observatory, India
SITELAT: +24:55:00:00
SITELONG:+75:33:58:99
Observers:
Cepheid Observatory
VS Observatory
Remark:
Sky Clear

Image:
Object: SN2021hiz/IC3322A
DATE-OBS: 2021-04-04T17:28:28.060
EXPTIME: 4950.00 (seconds)
SUBFRMS: 55
OBJCTRA: 12 25 41.67
OBJCTDEC: +07 13 42.3
Instrument:
Catalog: ATLAS
Bessell (B): +*.*, Bessell (V): +*.*
Bessell (R): +14.0, Bessell (I): +*.*
CCD: ATIK-383L+
FILTERS: R
TELESCOPE: C11, 1623.0mm
PRiSMv10, Tycho
Site:
ORIGIN: Cepheid Observatory, India, Vorion Scientific, India
SITELAT: +24:55:00:00
SITELONG:+75:33:58:99
Observers:
V.K.Agnihotri, B. Kumar, S. Mahawar, K.Vora
Remark:
Sky Clear, Star marked in blue box are ATLAS catalog data.
End

Image:
Object: SN2021hpr/NGC3147
DATE-OBS: 2021-04-04T16:44:14.22
EXPTIME: 1440.00 (seconds)
SUBFRMS: 16
OBJCTRA: 10 16 38.62
OBJCTDEC: +73 24 01.80
Instrument:
Catalog: ATLAS
Bessell (B): +*.*, Bessell (V): +*.*
Bessell (R): +15.7, Bessell (I): +*.*
CCD: ATIK-383L+
FILTERS: R
TELESCOPE: C11, 1623.0mm
PRiSMv10, Tycho
Site:
ORIGIN: Cepheid Observatory, India, Vorion Scientific, India
SITELAT: +24:55:00:00
SITELONG:+75:33:58:99
Observers:
V.K.Agnihotri, B. Kumar, S. Mahawar, K.Vora
Remark:
Sky Clear, Star marked in blue box are ATLAS catalog data.
End

Image:
Object: AT2021gmj/NGC3310
DATE-OBS: 2021-03-21T16:06:19.9344
EXPTIME: 1800.00 (seconds)
SUBFRMS: 30
OBJCTRA: 10 38 52.764
OBJCTDEC: +53 29 32.96
Instrument:
Catalog: UCAC4
Bessell (B): +*.*, Bessell (V): +15.0
Bessell (R): +*.*, Bessell (I): +*.*
CCD: ATIK-383L+
FILTERS: V
TELESCOPE: C11, 1623.0mm
PRiSMv10, Tycho
Site:
ORIGIN: Cepheid Observatory, India, Vorion Scientific, India
SITELAT: +24:55:00:00
SITELONG:+75:33:58:99
Observers:
V.K.Agnihotri, B. Kumar, S. Mahawar, K.Vora
Remark:
Average Seeing, Sky Clear.
End

SN 2020jfo: Astrometry/Photometry (V/R/I)
R/ MAGNITUDE= 15.00, RA(2000) = 12h21m50.475s, DEC(2000)= +04°28’54.26”
V/ MAGNITUDE= 14.84, RA(2000) = 12h21m50.476s, DEC(2000)= +04°28’54.48”
I/ MAGNITUDE= 14.88, RA(2000) = 12h21m50.482s, DEC(2000)= +04°28’54.35”
DATE-OBS= 2020-05-07T14:54:40.87
SWCREATE= PRISMv10/ UCAC4
ORIGIN = Cepheid Observatory
OBSERVER= Agnihotri V K, K Bikash, Mahawar S, Vora K
INSTRUME= ARTEMIS CCD ATIK-383L
TELESCOP= C8/1286.0mm/208.0mm
Cepheid Observatory India
Vorion Scientific Observatory India