Exposure
ID
MATIS.2024-12-30T03:57:38.779_1
Header ID
MATIS.2024-12-30T03:57:38.779
Date updated
2024-12-30 04:05:50 UTC+0000
Release date
2025-12-30 04:05:50 UTC+0000
UTC Start
2024-12-30 03:57:38.779
UTC End
2024-12-30 03:58:38.839
MJD Start
60674.16503216
MJD End
60674.16572729889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.008731
Ambient temperature (°C)
15.22
Seeing (arcsec)
0.515
Observation
ID
61984
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
46097
Name
l_Car
RA
146.309116
DEC
-62.50784
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 67.8530 67.9560 56.8000 57.1000
A0-J2 116.9310 116.9980 36.8000 37.0000
A0-K0 126.7120 126.7260 22.6110 22.8570
G1-J2 58.0260 58.0240 13.2000 13.4000
G1-K0 80.1900 80.1990 354.2520 354.4220
J2-K0 31.5230 31.5740 317.6250 317.7540
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 60674.16503216
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.309116
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.0751997
HIERARCH ESO DET SEQ1 PERIOD 0.156
HIERARCH ESO DET NDIT 385
HIERARCH ESO ISS PBL12 START 67.853
HIERARCH ESO ISS PBL12 END 67.956
HIERARCH ESO ISS PBLA12 START 56.8
HIERARCH ESO ISS PBLA12 END 57.1
HIERARCH ESO ISS PBL13 START 116.931
HIERARCH ESO ISS PBL13 END 116.998
HIERARCH ESO ISS PBLA13 START 36.8
HIERARCH ESO ISS PBLA13 END 37.0
HIERARCH ESO ISS PBL14 START 126.712
HIERARCH ESO ISS PBL14 END 126.726
HIERARCH ESO ISS PBLA14 START 22.611
HIERARCH ESO ISS PBLA14 END 22.857
HIERARCH ESO ISS PBL23 START 58.026
HIERARCH ESO ISS PBL23 END 58.024
HIERARCH ESO ISS PBLA23 START 13.2
HIERARCH ESO ISS PBLA23 END 13.4
HIERARCH ESO ISS PBL24 START 80.19
HIERARCH ESO ISS PBL24 END 80.199
HIERARCH ESO ISS PBLA24 START 354.252
HIERARCH ESO ISS PBLA24 END 354.422
HIERARCH ESO ISS PBL34 START 31.523
HIERARCH ESO ISS PBL34 END 31.574
HIERARCH ESO ISS PBLA34 START 317.625
HIERARCH ESO ISS PBLA34 END 317.754
HIERARCH ESO ISS AMBI TAU0 START 0.009586
HIERARCH ESO ISS AMBI TAU0 END 0.007876
HIERARCH ESO ISS AMBI TEMP 15.22
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.52