Exposure
ID
MATIS.2025-01-29T03:46:06.506_1
Header ID
MATIS.2025-01-29T03:46:06.506
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-29 03:55:42 UTC+0000
UTC Start
2025-01-29 03:46:06.506
UTC End
2025-01-29 03:47:06.566
MJD Start
60704.15701974
MJD End
60704.157714878886
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.008073
Ambient temperature (°C)
17.68
Seeing (arcsec)
0.57
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 19.0460 19.0760 113.4000 113.5000
A0-D0 31.9980 31.9990 47.2000 47.4000
A0-C1 19.5970 19.6190 83.5290 83.7590
B2-D0 29.9040 29.8970 11.6000 11.7000
B2-C1 9.9590 9.9570 11.5160 11.6770
D0-C1 19.9450 19.9400 191.5750 191.7370
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 60704.15701974
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 19.046
HIERARCH ESO ISS PBL12 END 19.076
HIERARCH ESO ISS PBLA12 START 113.4
HIERARCH ESO ISS PBLA12 END 113.5
HIERARCH ESO ISS PBL13 START 31.998
HIERARCH ESO ISS PBL13 END 31.999
HIERARCH ESO ISS PBLA13 START 47.2
HIERARCH ESO ISS PBLA13 END 47.4
HIERARCH ESO ISS PBL14 START 19.597
HIERARCH ESO ISS PBL14 END 19.619
HIERARCH ESO ISS PBLA14 START 83.529
HIERARCH ESO ISS PBLA14 END 83.759
HIERARCH ESO ISS PBL23 START 29.904
HIERARCH ESO ISS PBL23 END 29.897
HIERARCH ESO ISS PBLA23 START 11.6
HIERARCH ESO ISS PBLA23 END 11.7
HIERARCH ESO ISS PBL24 START 9.959
HIERARCH ESO ISS PBL24 END 9.957
HIERARCH ESO ISS PBLA24 START 11.516
HIERARCH ESO ISS PBLA24 END 11.677
HIERARCH ESO ISS PBL34 START 19.945
HIERARCH ESO ISS PBL34 END 19.94
HIERARCH ESO ISS PBLA34 START 191.575
HIERARCH ESO ISS PBLA34 END 191.737
HIERARCH ESO ISS AMBI TAU0 START 0.008935
HIERARCH ESO ISS AMBI TAU0 END 0.007211
HIERARCH ESO ISS AMBI TEMP 17.68
HIERARCH ESO ISS AMBI FWHM START 0.57
HIERARCH ESO ISS AMBI FWHM END 0.57