Exposure
ID
MATIS.2025-01-30T03:05:45.106_1
Header ID
MATIS.2025-01-30T03:05:45.106
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-30 03:15:37 UTC+0000
UTC Start
2025-01-30 03:05:45.106
UTC End
2025-01-30 03:06:45.166
MJD Start
60705.12899428
MJD End
60705.129689418885
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.007593000000000001
Ambient temperature (°C)
16.02
Seeing (arcsec)
0.61
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 17.8560 17.8900 106.6000 106.8000
A0-D0 31.9280 31.9300 38.9000 39.2000
A0-C1 18.7340 18.7590 74.9350 75.1770
B2-D0 30.0770 30.0740 5.6000 5.8000
B2-C1 10.0160 10.0150 5.6120 5.7740
D0-C1 20.0610 20.0590 185.6670 185.8300
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 60705.12899428
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 17.856
HIERARCH ESO ISS PBL12 END 17.89
HIERARCH ESO ISS PBLA12 START 106.6
HIERARCH ESO ISS PBLA12 END 106.8
HIERARCH ESO ISS PBL13 START 31.928
HIERARCH ESO ISS PBL13 END 31.93
HIERARCH ESO ISS PBLA13 START 38.9
HIERARCH ESO ISS PBLA13 END 39.2
HIERARCH ESO ISS PBL14 START 18.734
HIERARCH ESO ISS PBL14 END 18.759
HIERARCH ESO ISS PBLA14 START 74.935
HIERARCH ESO ISS PBLA14 END 75.177
HIERARCH ESO ISS PBL23 START 30.077
HIERARCH ESO ISS PBL23 END 30.074
HIERARCH ESO ISS PBLA23 START 5.6
HIERARCH ESO ISS PBLA23 END 5.8
HIERARCH ESO ISS PBL24 START 10.016
HIERARCH ESO ISS PBL24 END 10.015
HIERARCH ESO ISS PBLA24 START 5.612
HIERARCH ESO ISS PBLA24 END 5.774
HIERARCH ESO ISS PBL34 START 20.061
HIERARCH ESO ISS PBL34 END 20.059
HIERARCH ESO ISS PBLA34 START 185.667
HIERARCH ESO ISS PBLA34 END 185.83
HIERARCH ESO ISS AMBI TAU0 START 0.007276
HIERARCH ESO ISS AMBI TAU0 END 0.00791
HIERARCH ESO ISS AMBI TEMP 16.02
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.61