Exposure
ID
MATIS.2025-03-05T04:42:08.779_1
Header ID
MATIS.2025-03-05T04:42:08.779
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-05 04:42:08 UTC+0000
UTC Start
2025-03-05 04:42:08.779
UTC End
2025-03-05 04:43:08.839
MJD Start
60739.19593494
MJD End
60739.196630078884
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.0062045
Ambient temperature (°C)
14.13
Seeing (arcsec)
0.69
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 23.7770 23.7850 153.3000 153.5000
A0-D0 29.5220 29.4940 94.5000 94.7000
A0-C1 22.5640 22.5660 131.4210 131.6370
B2-D0 26.6550 26.6210 44.7000 44.9000
B2-C1 8.8780 8.8670 44.6670 44.8160
D0-C1 17.7760 17.7540 224.7470 224.8970
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 60739.19593494
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 23.777
HIERARCH ESO ISS PBL12 END 23.785
HIERARCH ESO ISS PBLA12 START 153.3
HIERARCH ESO ISS PBLA12 END 153.5
HIERARCH ESO ISS PBL13 START 29.522
HIERARCH ESO ISS PBL13 END 29.494
HIERARCH ESO ISS PBLA13 START 94.5
HIERARCH ESO ISS PBLA13 END 94.7
HIERARCH ESO ISS PBL14 START 22.564
HIERARCH ESO ISS PBL14 END 22.566
HIERARCH ESO ISS PBLA14 START 131.421
HIERARCH ESO ISS PBLA14 END 131.637
HIERARCH ESO ISS PBL23 START 26.655
HIERARCH ESO ISS PBL23 END 26.621
HIERARCH ESO ISS PBLA23 START 44.7
HIERARCH ESO ISS PBLA23 END 44.9
HIERARCH ESO ISS PBL24 START 8.878
HIERARCH ESO ISS PBL24 END 8.867
HIERARCH ESO ISS PBLA24 START 44.667
HIERARCH ESO ISS PBLA24 END 44.816
HIERARCH ESO ISS PBL34 START 17.776
HIERARCH ESO ISS PBL34 END 17.754
HIERARCH ESO ISS PBLA34 START 224.747
HIERARCH ESO ISS PBLA34 END 224.897
HIERARCH ESO ISS AMBI TAU0 START 0.00587
HIERARCH ESO ISS AMBI TAU0 END 0.006539
HIERARCH ESO ISS AMBI TEMP 14.13
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.65