Exposure
ID
MATIS.2025-03-05T05:11:09.380_1
Header ID
MATIS.2025-03-05T05:11:09.380
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-03-05 05:21:25 UTC+0000
UTC Start
2025-03-05 05:11:09.380
UTC End
2025-03-05 05:12:09.440
MJD Start
60739.21608079
MJD End
60739.216775928886
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.005669
Ambient temperature (°C)
14.27
Seeing (arcsec)
0.91
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 23.3190 23.3280 152.9000 153.1000
A0-D0 29.5620 29.5370 96.0000 96.3000
A0-C1 22.4900 22.4940 131.3940 131.6090
B2-D0 25.7740 25.7410 46.8000 46.9000
B2-C1 8.5850 8.5740 46.7120 46.8670
D0-C1 17.1900 17.1680 226.7950 226.9500
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 60739.21608079
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 23.319
HIERARCH ESO ISS PBL12 END 23.328
HIERARCH ESO ISS PBLA12 START 152.9
HIERARCH ESO ISS PBLA12 END 153.1
HIERARCH ESO ISS PBL13 START 29.562
HIERARCH ESO ISS PBL13 END 29.537
HIERARCH ESO ISS PBLA13 START 96.0
HIERARCH ESO ISS PBLA13 END 96.3
HIERARCH ESO ISS PBL14 START 22.49
HIERARCH ESO ISS PBL14 END 22.494
HIERARCH ESO ISS PBLA14 START 131.394
HIERARCH ESO ISS PBLA14 END 131.609
HIERARCH ESO ISS PBL23 START 25.774
HIERARCH ESO ISS PBL23 END 25.741
HIERARCH ESO ISS PBLA23 START 46.8
HIERARCH ESO ISS PBLA23 END 46.9
HIERARCH ESO ISS PBL24 START 8.585
HIERARCH ESO ISS PBL24 END 8.574
HIERARCH ESO ISS PBLA24 START 46.712
HIERARCH ESO ISS PBLA24 END 46.867
HIERARCH ESO ISS PBL34 START 17.19
HIERARCH ESO ISS PBL34 END 17.168
HIERARCH ESO ISS PBLA34 START 226.795
HIERARCH ESO ISS PBLA34 END 226.95
HIERARCH ESO ISS AMBI TAU0 START 0.005669
HIERARCH ESO ISS AMBI TAU0 END 0.005669
HIERARCH ESO ISS AMBI TEMP 14.27
HIERARCH ESO ISS AMBI FWHM START 0.91
HIERARCH ESO ISS AMBI FWHM END 0.91