Exposure
ID
MATIS.2025-03-08T05:45:17.821_1
Header ID
MATIS.2025-03-08T05:45:17.821
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-08 05:45:17 UTC+0000
UTC Start
2025-03-08 05:45:17.821
UTC End
2025-03-08 05:46:17.881
MJD Start
60742.23978959
MJD End
60742.240484728885
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.006106
Ambient temperature (°C)
13.32
Seeing (arcsec)
0.83
Observation
ID
64974
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
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.2320 24.2360 166.5000 166.7000
A0-D0 27.1400 27.1050 111.8000 112.0000
A0-C1 22.6090 22.6080 147.4890 147.7090
B2-D0 23.7580 23.7130 55.4000 55.6000
B2-C1 7.9140 7.8990 55.3620 55.5030
D0-C1 15.8440 15.8140 235.4520 235.5940
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 60742.23978959
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME iot Car
RA 139.270145
DEC -59.27516
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL 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 0.0751997
HIERARCH ESO DET SEQ1 PERIOD 0.182
HIERARCH ESO DET NDIT 330
HIERARCH ESO ISS PBL12 START 24.232
HIERARCH ESO ISS PBL12 END 24.236
HIERARCH ESO ISS PBLA12 START 166.5
HIERARCH ESO ISS PBLA12 END 166.7
HIERARCH ESO ISS PBL13 START 27.14
HIERARCH ESO ISS PBL13 END 27.105
HIERARCH ESO ISS PBLA13 START 111.8
HIERARCH ESO ISS PBLA13 END 112.0
HIERARCH ESO ISS PBL14 START 22.609
HIERARCH ESO ISS PBL14 END 22.608
HIERARCH ESO ISS PBLA14 START 147.489
HIERARCH ESO ISS PBLA14 END 147.709
HIERARCH ESO ISS PBL23 START 23.758
HIERARCH ESO ISS PBL23 END 23.713
HIERARCH ESO ISS PBLA23 START 55.4
HIERARCH ESO ISS PBLA23 END 55.6
HIERARCH ESO ISS PBL24 START 7.914
HIERARCH ESO ISS PBL24 END 7.899
HIERARCH ESO ISS PBLA24 START 55.362
HIERARCH ESO ISS PBLA24 END 55.503
HIERARCH ESO ISS PBL34 START 15.844
HIERARCH ESO ISS PBL34 END 15.814
HIERARCH ESO ISS PBLA34 START 235.452
HIERARCH ESO ISS PBLA34 END 235.594
HIERARCH ESO ISS AMBI TAU0 START 0.006106
HIERARCH ESO ISS AMBI TAU0 END 0.006106
HIERARCH ESO ISS AMBI TEMP 13.32
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 0.83