Exposure
ID
MATIS.2025-01-30T03:20:33.199_1
Header ID
MATIS.2025-01-30T03:20:33.199
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-30 03:30:33 UTC+0000
UTC Start
2025-01-30 03:20:33.199
UTC End
2025-01-30 03:21:33.259
MJD Start
60705.13927314
MJD End
60705.13996827888
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.008203
Ambient temperature (°C)
16.32
Seeing (arcsec)
0.545
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 18.3560 18.3890 109.4000 109.6000
A0-D0 31.9640 31.9670 42.3000 42.5000
A0-C1 19.0940 19.1180 78.4850 78.7210
B2-D0 30.0210 30.0170 8.1000 8.2000
B2-C1 9.9980 9.9960 8.0150 8.1750
D0-C1 20.0230 20.0200 188.0720 188.2320
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 60705.13927314
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 18.356
HIERARCH ESO ISS PBL12 END 18.389
HIERARCH ESO ISS PBLA12 START 109.4
HIERARCH ESO ISS PBLA12 END 109.6
HIERARCH ESO ISS PBL13 START 31.964
HIERARCH ESO ISS PBL13 END 31.967
HIERARCH ESO ISS PBLA13 START 42.3
HIERARCH ESO ISS PBLA13 END 42.5
HIERARCH ESO ISS PBL14 START 19.094
HIERARCH ESO ISS PBL14 END 19.118
HIERARCH ESO ISS PBLA14 START 78.485
HIERARCH ESO ISS PBLA14 END 78.721
HIERARCH ESO ISS PBL23 START 30.021
HIERARCH ESO ISS PBL23 END 30.017
HIERARCH ESO ISS PBLA23 START 8.1
HIERARCH ESO ISS PBLA23 END 8.2
HIERARCH ESO ISS PBL24 START 9.998
HIERARCH ESO ISS PBL24 END 9.996
HIERARCH ESO ISS PBLA24 START 8.015
HIERARCH ESO ISS PBLA24 END 8.175
HIERARCH ESO ISS PBL34 START 20.023
HIERARCH ESO ISS PBL34 END 20.02
HIERARCH ESO ISS PBLA34 START 188.072
HIERARCH ESO ISS PBLA34 END 188.232
HIERARCH ESO ISS AMBI TAU0 START 0.008543
HIERARCH ESO ISS AMBI TAU0 END 0.007863
HIERARCH ESO ISS AMBI TEMP 16.32
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.55