Exposure
ID
MATIS.2025-01-23T05:22:16.535_1
Header ID
MATIS.2025-01-23T05:22:16.535
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-23 05:30:47 UTC+0000
UTC Start
2025-01-23 05:22:16.535
UTC End
2025-01-23 05:23:16.595
MJD Start
60698.22380249
MJD End
60698.224497628886
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.012067
Ambient temperature (°C)
14.22
Seeing (arcsec)
0.46
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 67.8150 67.8320 259.2000 259.4000
K0-D0 95.4940 95.4770 243.2000 243.4000
K0-J3 45.1810 45.2260 318.4830 318.6410
G2-D0 35.6390 35.6200 211.4000 211.6000
G2-J3 59.2470 59.2150 38.2300 38.4140
D0-J3 94.7300 94.6790 35.6840 35.8630
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 60698.22380249
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 67.815
HIERARCH ESO ISS PBL12 END 67.832
HIERARCH ESO ISS PBLA12 START 259.2
HIERARCH ESO ISS PBLA12 END 259.4
HIERARCH ESO ISS PBL13 START 95.494
HIERARCH ESO ISS PBL13 END 95.477
HIERARCH ESO ISS PBLA13 START 243.2
HIERARCH ESO ISS PBLA13 END 243.4
HIERARCH ESO ISS PBL14 START 45.181
HIERARCH ESO ISS PBL14 END 45.226
HIERARCH ESO ISS PBLA14 START 318.483
HIERARCH ESO ISS PBLA14 END 318.641
HIERARCH ESO ISS PBL23 START 35.639
HIERARCH ESO ISS PBL23 END 35.62
HIERARCH ESO ISS PBLA23 START 211.4
HIERARCH ESO ISS PBLA23 END 211.6
HIERARCH ESO ISS PBL24 START 59.247
HIERARCH ESO ISS PBL24 END 59.215
HIERARCH ESO ISS PBLA24 START 38.23
HIERARCH ESO ISS PBLA24 END 38.414
HIERARCH ESO ISS PBL34 START 94.73
HIERARCH ESO ISS PBL34 END 94.679
HIERARCH ESO ISS PBLA34 START 35.684
HIERARCH ESO ISS PBLA34 END 35.863
HIERARCH ESO ISS AMBI TAU0 START 0.012067
HIERARCH ESO ISS AMBI TAU0 END 0.012067
HIERARCH ESO ISS AMBI TEMP 14.22
HIERARCH ESO ISS AMBI FWHM START 0.46
HIERARCH ESO ISS AMBI FWHM END 0.46