Exposure
ID
MATIS.2025-03-07T01:31:43.755_1
Header ID
MATIS.2025-03-07T01:31:43.755
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-07 01:31:43 UTC+0000
UTC Start
2025-03-07 01:31:43.755
UTC End
2025-03-07 01:32:43.815
MJD Start
60741.06370087
MJD End
60741.064396008886
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.0045355
Ambient temperature (°C)
12.55
Seeing (arcsec)
0.895
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 20.6090 20.6360 122.4000 122.6000
A0-D0 32.0020 32.0010 55.8000 56.0000
A0-C1 20.4540 20.4760 93.8710 94.0830
B2-D0 30.4290 30.4190 17.4000 17.5000
B2-C1 10.1340 10.1310 17.3200 17.4750
D0-C1 20.2950 20.2880 197.3820 197.5380
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 60741.06370087
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 0.156
HIERARCH ESO DET NDIT 385
HIERARCH ESO ISS PBL12 START 20.609
HIERARCH ESO ISS PBL12 END 20.636
HIERARCH ESO ISS PBLA12 START 122.4
HIERARCH ESO ISS PBLA12 END 122.6
HIERARCH ESO ISS PBL13 START 32.002
HIERARCH ESO ISS PBL13 END 32.001
HIERARCH ESO ISS PBLA13 START 55.8
HIERARCH ESO ISS PBLA13 END 56.0
HIERARCH ESO ISS PBL14 START 20.454
HIERARCH ESO ISS PBL14 END 20.476
HIERARCH ESO ISS PBLA14 START 93.871
HIERARCH ESO ISS PBLA14 END 94.083
HIERARCH ESO ISS PBL23 START 30.429
HIERARCH ESO ISS PBL23 END 30.419
HIERARCH ESO ISS PBLA23 START 17.4
HIERARCH ESO ISS PBLA23 END 17.5
HIERARCH ESO ISS PBL24 START 10.134
HIERARCH ESO ISS PBL24 END 10.131
HIERARCH ESO ISS PBLA24 START 17.32
HIERARCH ESO ISS PBLA24 END 17.475
HIERARCH ESO ISS PBL34 START 20.295
HIERARCH ESO ISS PBL34 END 20.288
HIERARCH ESO ISS PBLA34 START 197.382
HIERARCH ESO ISS PBLA34 END 197.538
HIERARCH ESO ISS AMBI TAU0 START 0.004659
HIERARCH ESO ISS AMBI TAU0 END 0.004412
HIERARCH ESO ISS AMBI TEMP 12.55
HIERARCH ESO ISS AMBI FWHM START 0.85
HIERARCH ESO ISS AMBI FWHM END 0.94