Exposure
ID
MATIS.2025-01-23T05:11:11.799_1
Header ID
MATIS.2025-01-23T05:11:11.799
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-23 05:20:41 UTC+0000
UTC Start
2025-01-23 05:11:11.799
UTC End
2025-01-23 05:12:11.859
MJD Start
60698.21610878
MJD End
60698.216803918884
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.0098735
Ambient temperature (°C)
14.31
Seeing (arcsec)
0.605
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 67.6140 67.6330 256.7000 256.9000
K0-D0 95.6650 95.6510 240.7000 241.0000
K0-J3 44.6640 44.7130 316.7360 316.8990
G2-D0 35.8420 35.8240 209.5000 209.7000
G2-J3 59.5850 59.5550 36.1910 36.3810
D0-J3 95.2760 95.2270 33.6910 33.8770
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 60698.21610878
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 67.614
HIERARCH ESO ISS PBL12 END 67.633
HIERARCH ESO ISS PBLA12 START 256.7
HIERARCH ESO ISS PBLA12 END 256.9
HIERARCH ESO ISS PBL13 START 95.665
HIERARCH ESO ISS PBL13 END 95.651
HIERARCH ESO ISS PBLA13 START 240.7
HIERARCH ESO ISS PBLA13 END 241.0
HIERARCH ESO ISS PBL14 START 44.664
HIERARCH ESO ISS PBL14 END 44.713
HIERARCH ESO ISS PBLA14 START 316.736
HIERARCH ESO ISS PBLA14 END 316.899
HIERARCH ESO ISS PBL23 START 35.842
HIERARCH ESO ISS PBL23 END 35.824
HIERARCH ESO ISS PBLA23 START 209.5
HIERARCH ESO ISS PBLA23 END 209.7
HIERARCH ESO ISS PBL24 START 59.585
HIERARCH ESO ISS PBL24 END 59.555
HIERARCH ESO ISS PBLA24 START 36.191
HIERARCH ESO ISS PBLA24 END 36.381
HIERARCH ESO ISS PBL34 START 95.276
HIERARCH ESO ISS PBL34 END 95.227
HIERARCH ESO ISS PBLA34 START 33.691
HIERARCH ESO ISS PBLA34 END 33.877
HIERARCH ESO ISS AMBI TAU0 START 0.010276
HIERARCH ESO ISS AMBI TAU0 END 0.009471
HIERARCH ESO ISS AMBI TEMP 14.31
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.61