Exposure
ID
MATIS.2025-01-23T05:56:44.698_1
Header ID
MATIS.2025-01-23T05:56:44.698
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-23 06:05:46 UTC+0000
UTC Start
2025-01-23 05:56:44.698
UTC End
2025-01-23 05:57:44.758
MJD Start
60698.24773956
MJD End
60698.248434698886
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.013616
Ambient temperature (°C)
13.87
Seeing (arcsec)
0.525
Observation
ID
63487
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
47308
Name
l_Car
RA
146.311522
DEC
-62.50784
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.2400 68.2480 266.9000 267.1000
K0-D0 94.6880 94.6580 250.6000 250.8000
K0-J3 46.6160 46.6540 323.9260 324.0850
G2-D0 34.9020 34.8780 217.4000 217.5000
G2-J3 58.0160 57.9760 44.5360 44.7190
D0-J3 92.7470 92.6830 41.8460 42.0240
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 60698.24773956
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.311522
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.0751997
HIERARCH ESO DET SEQ1 PERIOD 0.156
HIERARCH ESO DET NDIT 385
HIERARCH ESO ISS PBL12 START 68.24
HIERARCH ESO ISS PBL12 END 68.248
HIERARCH ESO ISS PBLA12 START 266.9
HIERARCH ESO ISS PBLA12 END 267.1
HIERARCH ESO ISS PBL13 START 94.688
HIERARCH ESO ISS PBL13 END 94.658
HIERARCH ESO ISS PBLA13 START 250.6
HIERARCH ESO ISS PBLA13 END 250.8
HIERARCH ESO ISS PBL14 START 46.616
HIERARCH ESO ISS PBL14 END 46.654
HIERARCH ESO ISS PBLA14 START 323.926
HIERARCH ESO ISS PBLA14 END 324.085
HIERARCH ESO ISS PBL23 START 34.902
HIERARCH ESO ISS PBL23 END 34.878
HIERARCH ESO ISS PBLA23 START 217.4
HIERARCH ESO ISS PBLA23 END 217.5
HIERARCH ESO ISS PBL24 START 58.016
HIERARCH ESO ISS PBL24 END 57.976
HIERARCH ESO ISS PBLA24 START 44.536
HIERARCH ESO ISS PBLA24 END 44.719
HIERARCH ESO ISS PBL34 START 92.747
HIERARCH ESO ISS PBL34 END 92.683
HIERARCH ESO ISS PBLA34 START 41.846
HIERARCH ESO ISS PBLA34 END 42.024
HIERARCH ESO ISS AMBI TAU0 START 0.014083
HIERARCH ESO ISS AMBI TAU0 END 0.013149
HIERARCH ESO ISS AMBI TEMP 13.87
HIERARCH ESO ISS AMBI FWHM START 0.5
HIERARCH ESO ISS AMBI FWHM END 0.55