Exposure
ID
MATIS.2025-03-08T05:50:12.270_1
Header ID
MATIS.2025-03-08T05:50:12.270
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-08 05:50:12 UTC+0000
UTC Start
2025-03-08 05:50:12.270
UTC End
2025-03-08 05:51:12.330
MJD Start
60742.24319757
MJD End
60742.24389270889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.005952
Ambient temperature (°C)
13.21
Seeing (arcsec)
0.84
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 24.2500 24.2530 167.4000 167.6000
A0-D0 26.9680 26.9320 113.0000 113.3000
A0-C1 22.6040 22.6030 148.5660 148.7850
B2-D0 23.5380 23.4920 56.1000 56.3000
B2-C1 7.8410 7.8260 56.0560 56.1950
D0-C1 15.6970 15.6670 236.1470 236.2870
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 60742.24319757
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 24.25
HIERARCH ESO ISS PBL12 END 24.253
HIERARCH ESO ISS PBLA12 START 167.4
HIERARCH ESO ISS PBLA12 END 167.6
HIERARCH ESO ISS PBL13 START 26.968
HIERARCH ESO ISS PBL13 END 26.932
HIERARCH ESO ISS PBLA13 START 113.0
HIERARCH ESO ISS PBLA13 END 113.3
HIERARCH ESO ISS PBL14 START 22.604
HIERARCH ESO ISS PBL14 END 22.603
HIERARCH ESO ISS PBLA14 START 148.566
HIERARCH ESO ISS PBLA14 END 148.785
HIERARCH ESO ISS PBL23 START 23.538
HIERARCH ESO ISS PBL23 END 23.492
HIERARCH ESO ISS PBLA23 START 56.1
HIERARCH ESO ISS PBLA23 END 56.3
HIERARCH ESO ISS PBL24 START 7.841
HIERARCH ESO ISS PBL24 END 7.826
HIERARCH ESO ISS PBLA24 START 56.056
HIERARCH ESO ISS PBLA24 END 56.195
HIERARCH ESO ISS PBL34 START 15.697
HIERARCH ESO ISS PBL34 END 15.667
HIERARCH ESO ISS PBLA34 START 236.147
HIERARCH ESO ISS PBLA34 END 236.287
HIERARCH ESO ISS AMBI TAU0 START 0.005952
HIERARCH ESO ISS AMBI TAU0 END 0.005952
HIERARCH ESO ISS AMBI TEMP 13.21
HIERARCH ESO ISS AMBI FWHM START 0.84
HIERARCH ESO ISS AMBI FWHM END 0.84