Exposure
ID
MATIS.2025-01-31T02:07:08.436_1
Header ID
MATIS.2025-01-31T02:07:08.436
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-31 02:15:49 UTC+0000
UTC Start
2025-01-31 02:07:08.436
UTC End
2025-01-31 02:08:08.496
MJD Start
60706.08829208
MJD End
60706.088987218885
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.006791
Ambient temperature (°C)
16.6
Seeing (arcsec)
1.02
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 15.8250 15.8650 95.8000 96.0000
A0-D0 31.7410 31.7450 26.2000 26.5000
A0-C1 17.3480 17.3740 60.9710 61.2430
B2-D0 30.1130 30.1140 356.8000 356.9000
B2-C1 10.0280 10.0280 356.7170 356.8800
D0-C1 20.0850 20.0860 176.7660 176.9300
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 60706.08829208
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 15.825
HIERARCH ESO ISS PBL12 END 15.865
HIERARCH ESO ISS PBLA12 START 95.8
HIERARCH ESO ISS PBLA12 END 96.0
HIERARCH ESO ISS PBL13 START 31.741
HIERARCH ESO ISS PBL13 END 31.745
HIERARCH ESO ISS PBLA13 START 26.2
HIERARCH ESO ISS PBLA13 END 26.5
HIERARCH ESO ISS PBL14 START 17.348
HIERARCH ESO ISS PBL14 END 17.374
HIERARCH ESO ISS PBLA14 START 60.971
HIERARCH ESO ISS PBLA14 END 61.243
HIERARCH ESO ISS PBL23 START 30.113
HIERARCH ESO ISS PBL23 END 30.114
HIERARCH ESO ISS PBLA23 START 356.8
HIERARCH ESO ISS PBLA23 END 356.9
HIERARCH ESO ISS PBL24 START 10.028
HIERARCH ESO ISS PBL24 END 10.028
HIERARCH ESO ISS PBLA24 START 356.717
HIERARCH ESO ISS PBLA24 END 356.88
HIERARCH ESO ISS PBL34 START 20.085
HIERARCH ESO ISS PBL34 END 20.086
HIERARCH ESO ISS PBLA34 START 176.766
HIERARCH ESO ISS PBLA34 END 176.93
HIERARCH ESO ISS AMBI TAU0 START 0.006791
HIERARCH ESO ISS AMBI TAU0 END 0.006791
HIERARCH ESO ISS AMBI TEMP 16.6
HIERARCH ESO ISS AMBI FWHM START 1.02
HIERARCH ESO ISS AMBI FWHM END 1.02