Exposure
ID
MATIS.2025-01-31T02:14:28.573_1
Header ID
MATIS.2025-01-31T02:14:28.573
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-31 02:25:51 UTC+0000
UTC Start
2025-01-31 02:14:28.573
UTC End
2025-01-31 02:15:28.633
MJD Start
60706.09338626
MJD End
60706.094081398885
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.005257
Ambient temperature (°C)
16.43
Seeing (arcsec)
0.89
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 16.1130 16.1520 97.3000 97.5000
A0-D0 31.7680 31.7710 28.0000 28.2000
A0-C1 17.5360 17.5620 62.9310 63.1990
B2-D0 30.1240 30.1250 357.9000 358.1000
B2-C1 10.0320 10.0320 357.9100 358.0730
D0-C1 20.0920 20.0930 177.9600 178.1230
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 60706.09338626
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 16.113
HIERARCH ESO ISS PBL12 END 16.152
HIERARCH ESO ISS PBLA12 START 97.3
HIERARCH ESO ISS PBLA12 END 97.5
HIERARCH ESO ISS PBL13 START 31.768
HIERARCH ESO ISS PBL13 END 31.771
HIERARCH ESO ISS PBLA13 START 28.0
HIERARCH ESO ISS PBLA13 END 28.2
HIERARCH ESO ISS PBL14 START 17.536
HIERARCH ESO ISS PBL14 END 17.562
HIERARCH ESO ISS PBLA14 START 62.931
HIERARCH ESO ISS PBLA14 END 63.199
HIERARCH ESO ISS PBL23 START 30.124
HIERARCH ESO ISS PBL23 END 30.125
HIERARCH ESO ISS PBLA23 START 357.9
HIERARCH ESO ISS PBLA23 END 358.1
HIERARCH ESO ISS PBL24 START 10.032
HIERARCH ESO ISS PBL24 END 10.032
HIERARCH ESO ISS PBLA24 START 357.91
HIERARCH ESO ISS PBLA24 END 358.073
HIERARCH ESO ISS PBL34 START 20.092
HIERARCH ESO ISS PBL34 END 20.093
HIERARCH ESO ISS PBLA34 START 177.96
HIERARCH ESO ISS PBLA34 END 178.123
HIERARCH ESO ISS AMBI TAU0 START 0.005257
HIERARCH ESO ISS AMBI TAU0 END 0.005257
HIERARCH ESO ISS AMBI TEMP 16.43
HIERARCH ESO ISS AMBI FWHM START 0.87
HIERARCH ESO ISS AMBI FWHM END 0.91