Exposure
ID
MATIS.2025-03-08T05:36:47.267_1
Header ID
MATIS.2025-03-08T05:36:47.267
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-08 05:36:47 UTC+0000
UTC Start
2025-03-08 05:36:47.267
UTC End
2025-03-08 05:37:47.275
MJD Start
60742.2338804
MJD End
60742.23457493704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.006125
Ambient temperature (°C)
13.31
Seeing (arcsec)
0.76
Observation
ID
64975
Category
calibrator
Program ID
114.273K.001
Program Title
FIRST APERTURE-SYNTHESIS IMAGING OF A CIRCUMSTELLAR ENVELOPE OF CEPHEID WITH VLTI/MATISSE
Program Type
Normal
PI / COI
HOCDÉ / MATTER / GALLENNE / NARDETTO / KERVELLA / PIETRZYNSKI / NARLOCH / WIELGORSKI / HAJDU / GIEREN / KAMINSKI / BAILLEUL / BRAS / AFANASIEV / MÉRAND
Target
ID
48386
Name
iot Car
RA
139.270145
DEC
-59.27516
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.1980 24.2020 165.0000 165.2000
A0-D0 27.4370 27.4020 109.7000 110.0000
A0-C1 22.6170 22.6160 145.6210 145.8480
B2-D0 24.1310 24.0870 54.2000 54.4000
B2-C1 8.0380 8.0230 54.1510 54.3000
D0-C1 16.0930 16.0630 234.2400 234.3890
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.273K.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 60742.2338804
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME iot Car
RA 139.270145
DEC -59.27516
HIERARCH ESO DET NAME MATISSE-N
HIERARCH ESO INS DIN NAME LOW
HIERARCH ESO INS DIN ID LOW
HIERARCH ESO INS MODE HYBRID
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 24.198
HIERARCH ESO ISS PBL12 END 24.202
HIERARCH ESO ISS PBLA12 START 165.0
HIERARCH ESO ISS PBLA12 END 165.2
HIERARCH ESO ISS PBL13 START 27.437
HIERARCH ESO ISS PBL13 END 27.402
HIERARCH ESO ISS PBLA13 START 109.7
HIERARCH ESO ISS PBLA13 END 110.0
HIERARCH ESO ISS PBL14 START 22.617
HIERARCH ESO ISS PBL14 END 22.616
HIERARCH ESO ISS PBLA14 START 145.621
HIERARCH ESO ISS PBLA14 END 145.848
HIERARCH ESO ISS PBL23 START 24.131
HIERARCH ESO ISS PBL23 END 24.087
HIERARCH ESO ISS PBLA23 START 54.2
HIERARCH ESO ISS PBLA23 END 54.4
HIERARCH ESO ISS PBL24 START 8.038
HIERARCH ESO ISS PBL24 END 8.023
HIERARCH ESO ISS PBLA24 START 54.151
HIERARCH ESO ISS PBLA24 END 54.3
HIERARCH ESO ISS PBL34 START 16.093
HIERARCH ESO ISS PBL34 END 16.063
HIERARCH ESO ISS PBLA34 START 234.24
HIERARCH ESO ISS PBLA34 END 234.389
HIERARCH ESO ISS AMBI TAU0 START 0.006769
HIERARCH ESO ISS AMBI TAU0 END 0.005481
HIERARCH ESO ISS AMBI TEMP 13.31
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.79