Exposure
ID
MATIS.2025-01-30T01:16:48.084_1
Header ID
MATIS.2025-01-30T01:16:48.084
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-30 01:25:53 UTC+0000
UTC Start
2025-01-30 01:16:48.084
UTC End
2025-01-30 01:17:48.144
MJD Start
60705.05333431
MJD End
60705.05402944889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.006901
Ambient temperature (°C)
17.45
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 13.5860 13.6290 83.7000 83.9000
A0-D0 31.5690 31.5710 13.3000 13.5000
A0-C1 16.0170 16.0400 45.4620 45.7650
B2-D0 29.8810 29.8880 347.9000 348.1000
B2-C1 9.9500 9.9530 347.9090 348.0710
D0-C1 19.9310 19.9350 167.9520 168.1140
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 60705.05333431
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 0.156
HIERARCH ESO DET NDIT 385
HIERARCH ESO ISS PBL12 START 13.586
HIERARCH ESO ISS PBL12 END 13.629
HIERARCH ESO ISS PBLA12 START 83.7
HIERARCH ESO ISS PBLA12 END 83.9
HIERARCH ESO ISS PBL13 START 31.569
HIERARCH ESO ISS PBL13 END 31.571
HIERARCH ESO ISS PBLA13 START 13.3
HIERARCH ESO ISS PBLA13 END 13.5
HIERARCH ESO ISS PBL14 START 16.017
HIERARCH ESO ISS PBL14 END 16.04
HIERARCH ESO ISS PBLA14 START 45.462
HIERARCH ESO ISS PBLA14 END 45.765
HIERARCH ESO ISS PBL23 START 29.881
HIERARCH ESO ISS PBL23 END 29.888
HIERARCH ESO ISS PBLA23 START 347.9
HIERARCH ESO ISS PBLA23 END 348.1
HIERARCH ESO ISS PBL24 START 9.95
HIERARCH ESO ISS PBL24 END 9.953
HIERARCH ESO ISS PBLA24 START 347.909
HIERARCH ESO ISS PBLA24 END 348.071
HIERARCH ESO ISS PBL34 START 19.931
HIERARCH ESO ISS PBL34 END 19.935
HIERARCH ESO ISS PBLA34 START 167.952
HIERARCH ESO ISS PBLA34 END 168.114
HIERARCH ESO ISS AMBI TAU0 START 0.006901
HIERARCH ESO ISS AMBI TAU0 END 0.006901
HIERARCH ESO ISS AMBI TEMP 17.45
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.81