Exposure
ID
MATIS.2025-01-30T01:30:19.429_1
Header ID
MATIS.2025-01-30T01:30:19.429
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-30 01:40:50 UTC+0000
UTC Start
2025-01-30 01:30:19.429
UTC End
2025-01-30 01:31:19.489
MJD Start
60705.06272487
MJD End
60705.06342000888
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.006901
Ambient temperature (°C)
15.8
Seeing (arcsec)
0.81
Observation
ID
63559
Category
science
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
47357
Name
l_Car
RA
146.309115
DEC
-62.50784
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 14.1590 14.2020 86.9000 87.1000
A0-D0 31.6050 31.6080 16.5000 16.8000
A0-C1 16.3330 16.3580 49.5040 49.7990
B2-D0 29.9650 29.9700 350.1000 350.3000
B2-C1 9.9780 9.9800 350.1010 350.2620
D0-C1 19.9860 19.9900 170.1460 170.3070
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.273K.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60705.06272487
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.309115
DEC -62.50784
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 14.159
HIERARCH ESO ISS PBL12 END 14.202
HIERARCH ESO ISS PBLA12 START 86.9
HIERARCH ESO ISS PBLA12 END 87.1
HIERARCH ESO ISS PBL13 START 31.605
HIERARCH ESO ISS PBL13 END 31.608
HIERARCH ESO ISS PBLA13 START 16.5
HIERARCH ESO ISS PBLA13 END 16.8
HIERARCH ESO ISS PBL14 START 16.333
HIERARCH ESO ISS PBL14 END 16.358
HIERARCH ESO ISS PBLA14 START 49.504
HIERARCH ESO ISS PBLA14 END 49.799
HIERARCH ESO ISS PBL23 START 29.965
HIERARCH ESO ISS PBL23 END 29.97
HIERARCH ESO ISS PBLA23 START 350.1
HIERARCH ESO ISS PBLA23 END 350.3
HIERARCH ESO ISS PBL24 START 9.978
HIERARCH ESO ISS PBL24 END 9.98
HIERARCH ESO ISS PBLA24 START 350.101
HIERARCH ESO ISS PBLA24 END 350.262
HIERARCH ESO ISS PBL34 START 19.986
HIERARCH ESO ISS PBL34 END 19.99
HIERARCH ESO ISS PBLA34 START 170.146
HIERARCH ESO ISS PBLA34 END 170.307
HIERARCH ESO ISS AMBI TAU0 START 0.006901
HIERARCH ESO ISS AMBI TAU0 END 0.006901
HIERARCH ESO ISS AMBI TEMP 15.8
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.81