Exposure
ID
MATIS.2025-01-30T01:25:22.256_1
Header ID
MATIS.2025-01-30T01:25:22.256
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-30 01:30:44 UTC+0000
UTC Start
2025-01-30 01:25:22.256
UTC End
2025-01-30 01:26:22.264
MJD Start
60705.05928537
MJD End
60705.05997990704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.006901
Ambient temperature (°C)
16.88
Seeing (arcsec)
0.81
Observation
ID
63560
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
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 13.9500 13.9930 85.7000 85.9000
A0-D0 31.5910 31.5940 15.3000 15.6000
A0-C1 16.2160 16.2400 48.0360 48.3420
B2-D0 29.9360 29.9420 349.3000 349.5000
B2-C1 9.9690 9.9710 349.2950 349.4640
D0-C1 19.9670 19.9710 169.3400 169.5080
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 60705.05928537
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.309115
DEC -62.50784
HIERARCH ESO DET NAME MATISSE-N
HIERARCH ESO INS DIN NAME LOW
HIERARCH ESO INS DIN 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 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 13.95
HIERARCH ESO ISS PBL12 END 13.993
HIERARCH ESO ISS PBLA12 START 85.7
HIERARCH ESO ISS PBLA12 END 85.9
HIERARCH ESO ISS PBL13 START 31.591
HIERARCH ESO ISS PBL13 END 31.594
HIERARCH ESO ISS PBLA13 START 15.3
HIERARCH ESO ISS PBLA13 END 15.6
HIERARCH ESO ISS PBL14 START 16.216
HIERARCH ESO ISS PBL14 END 16.24
HIERARCH ESO ISS PBLA14 START 48.036
HIERARCH ESO ISS PBLA14 END 48.342
HIERARCH ESO ISS PBL23 START 29.936
HIERARCH ESO ISS PBL23 END 29.942
HIERARCH ESO ISS PBLA23 START 349.3
HIERARCH ESO ISS PBLA23 END 349.5
HIERARCH ESO ISS PBL24 START 9.969
HIERARCH ESO ISS PBL24 END 9.971
HIERARCH ESO ISS PBLA24 START 349.295
HIERARCH ESO ISS PBLA24 END 349.464
HIERARCH ESO ISS PBL34 START 19.967
HIERARCH ESO ISS PBL34 END 19.971
HIERARCH ESO ISS PBLA34 START 169.34
HIERARCH ESO ISS PBLA34 END 169.508
HIERARCH ESO ISS AMBI TAU0 START 0.006901
HIERARCH ESO ISS AMBI TAU0 END 0.006901
HIERARCH ESO ISS AMBI TEMP 16.88
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.81