Exposure
ID
MATIS.2025-01-23T07:41:34.615_1
Header ID
MATIS.2025-01-23T07:41:34.615
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-23 07:50:56 UTC+0000
UTC Start
2025-01-23 07:41:34.615
UTC End
2025-01-23 07:42:34.675
MJD Start
60698.32053952
MJD End
60698.321234658884
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.008664
Ambient temperature (°C)
13.13
Seeing (arcsec)
0.54
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 67.5710 67.5510 290.4000 290.6000
K0-D0 89.4280 89.3580 273.6000 273.8000
K0-J3 49.5180 49.5360 340.7420 340.9050
G2-D0 31.5470 31.5060 235.3000 235.4000
G2-J3 52.4060 52.3380 63.7390 63.9250
D0-J3 83.7380 83.6280 60.5540 60.7340
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 60698.32053952
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 0.182
HIERARCH ESO DET NDIT 330
HIERARCH ESO ISS PBL12 START 67.571
HIERARCH ESO ISS PBL12 END 67.551
HIERARCH ESO ISS PBLA12 START 290.4
HIERARCH ESO ISS PBLA12 END 290.6
HIERARCH ESO ISS PBL13 START 89.428
HIERARCH ESO ISS PBL13 END 89.358
HIERARCH ESO ISS PBLA13 START 273.6
HIERARCH ESO ISS PBLA13 END 273.8
HIERARCH ESO ISS PBL14 START 49.518
HIERARCH ESO ISS PBL14 END 49.536
HIERARCH ESO ISS PBLA14 START 340.742
HIERARCH ESO ISS PBLA14 END 340.905
HIERARCH ESO ISS PBL23 START 31.547
HIERARCH ESO ISS PBL23 END 31.506
HIERARCH ESO ISS PBLA23 START 235.3
HIERARCH ESO ISS PBLA23 END 235.4
HIERARCH ESO ISS PBL24 START 52.406
HIERARCH ESO ISS PBL24 END 52.338
HIERARCH ESO ISS PBLA24 START 63.739
HIERARCH ESO ISS PBLA24 END 63.925
HIERARCH ESO ISS PBL34 START 83.738
HIERARCH ESO ISS PBL34 END 83.628
HIERARCH ESO ISS PBLA34 START 60.554
HIERARCH ESO ISS PBLA34 END 60.734
HIERARCH ESO ISS AMBI TAU0 START 0.008664
HIERARCH ESO ISS AMBI TAU0 END 0.008664
HIERARCH ESO ISS AMBI TEMP 13.13
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.55