Exposure
ID
MATIS.2025-01-30T03:19:18.848_1
Header ID
MATIS.2025-01-30T03:19:18.848
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 03:19:18.848
UTC End
2025-01-30 03:20:18.908
MJD Start
60705.13841259
MJD End
60705.139107728886
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.0087915
Ambient temperature (°C)
16.31
Seeing (arcsec)
0.52
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 18.3150 18.3480 109.1000 109.3000
A0-D0 31.9620 31.9640 42.0000 42.3000
A0-C1 19.0640 19.0880 78.1930 78.4300
B2-D0 30.0270 30.0220 7.9000 8.0000
B2-C1 10.0000 9.9980 7.8150 7.9770
D0-C1 20.0270 20.0240 187.8720 188.0340
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 60705.13841259
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 18.315
HIERARCH ESO ISS PBL12 END 18.348
HIERARCH ESO ISS PBLA12 START 109.1
HIERARCH ESO ISS PBLA12 END 109.3
HIERARCH ESO ISS PBL13 START 31.962
HIERARCH ESO ISS PBL13 END 31.964
HIERARCH ESO ISS PBLA13 START 42.0
HIERARCH ESO ISS PBLA13 END 42.3
HIERARCH ESO ISS PBL14 START 19.064
HIERARCH ESO ISS PBL14 END 19.088
HIERARCH ESO ISS PBLA14 START 78.193
HIERARCH ESO ISS PBLA14 END 78.43
HIERARCH ESO ISS PBL23 START 30.027
HIERARCH ESO ISS PBL23 END 30.022
HIERARCH ESO ISS PBLA23 START 7.9
HIERARCH ESO ISS PBLA23 END 8.0
HIERARCH ESO ISS PBL24 START 10.0
HIERARCH ESO ISS PBL24 END 9.998
HIERARCH ESO ISS PBLA24 START 7.815
HIERARCH ESO ISS PBLA24 END 7.977
HIERARCH ESO ISS PBL34 START 20.027
HIERARCH ESO ISS PBL34 END 20.024
HIERARCH ESO ISS PBLA34 START 187.872
HIERARCH ESO ISS PBLA34 END 188.034
HIERARCH ESO ISS AMBI TAU0 START 0.00904
HIERARCH ESO ISS AMBI TAU0 END 0.008543
HIERARCH ESO ISS AMBI TEMP 16.31
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.54