Exposure
ID
MATIS.2025-03-05T04:44:35.380_1
Header ID
MATIS.2025-03-05T04:44:35.380
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-05 04:44:35 UTC+0000
UTC Start
2025-03-05 04:44:35.380
UTC End
2025-03-05 04:45:35.440
MJD Start
60739.19763171
MJD End
60739.198326848884
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.006154
Ambient temperature (°C)
14.04
Seeing (arcsec)
0.7250000000000001
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 23.7980 23.8060 153.7000 153.9000
A0-D0 29.4540 29.4260 95.0000 95.2000
A0-C1 22.5700 22.5730 131.9370 132.1480
B2-D0 26.5740 26.5400 45.1000 45.2000
B2-C1 8.8510 8.8400 45.0220 45.1660
D0-C1 17.7220 17.7000 225.1030 225.2470
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 60739.19763171
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 23.798
HIERARCH ESO ISS PBL12 END 23.806
HIERARCH ESO ISS PBLA12 START 153.7
HIERARCH ESO ISS PBLA12 END 153.9
HIERARCH ESO ISS PBL13 START 29.454
HIERARCH ESO ISS PBL13 END 29.426
HIERARCH ESO ISS PBLA13 START 95.0
HIERARCH ESO ISS PBLA13 END 95.2
HIERARCH ESO ISS PBL14 START 22.57
HIERARCH ESO ISS PBL14 END 22.573
HIERARCH ESO ISS PBLA14 START 131.937
HIERARCH ESO ISS PBLA14 END 132.148
HIERARCH ESO ISS PBL23 START 26.574
HIERARCH ESO ISS PBL23 END 26.54
HIERARCH ESO ISS PBLA23 START 45.1
HIERARCH ESO ISS PBLA23 END 45.2
HIERARCH ESO ISS PBL24 START 8.851
HIERARCH ESO ISS PBL24 END 8.84
HIERARCH ESO ISS PBLA24 START 45.022
HIERARCH ESO ISS PBLA24 END 45.166
HIERARCH ESO ISS PBL34 START 17.722
HIERARCH ESO ISS PBL34 END 17.7
HIERARCH ESO ISS PBLA34 START 225.103
HIERARCH ESO ISS PBLA34 END 225.247
HIERARCH ESO ISS AMBI TAU0 START 0.006539
HIERARCH ESO ISS AMBI TAU0 END 0.005769
HIERARCH ESO ISS AMBI TEMP 14.04
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.8