Exposure
ID
MATIS.2025-01-23T05:24:43.628_1
Header ID
MATIS.2025-01-23T05:24:43.628
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-23 05:35:44 UTC+0000
UTC Start
2025-01-23 05:24:43.628
UTC End
2025-01-23 05:25:43.636
MJD Start
60698.22550495
MJD End
60698.22619948704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.010569
Ambient temperature (°C)
14.2
Seeing (arcsec)
0.505
Observation
ID
63488
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
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 67.8560 67.8720 259.7000 260.0000
K0-D0 95.4510 95.4330 243.7000 243.9000
K0-J3 45.2920 45.3370 318.8660 319.0290
G2-D0 35.5920 35.5720 211.9000 212.0000
G2-J3 59.1680 59.1350 38.6770 38.8660
D0-J3 94.6030 94.5500 36.1200 36.3050
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 60698.22550495
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.311522
DEC -62.50784
HIERARCH ESO DET NAME MATISSE-N
HIERARCH ESO INS DIN NAME LOW
HIERARCH ESO INS DIN 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 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 67.856
HIERARCH ESO ISS PBL12 END 67.872
HIERARCH ESO ISS PBLA12 START 259.7
HIERARCH ESO ISS PBLA12 END 260.0
HIERARCH ESO ISS PBL13 START 95.451
HIERARCH ESO ISS PBL13 END 95.433
HIERARCH ESO ISS PBLA13 START 243.7
HIERARCH ESO ISS PBLA13 END 243.9
HIERARCH ESO ISS PBL14 START 45.292
HIERARCH ESO ISS PBL14 END 45.337
HIERARCH ESO ISS PBLA14 START 318.866
HIERARCH ESO ISS PBLA14 END 319.029
HIERARCH ESO ISS PBL23 START 35.592
HIERARCH ESO ISS PBL23 END 35.572
HIERARCH ESO ISS PBLA23 START 211.9
HIERARCH ESO ISS PBLA23 END 212.0
HIERARCH ESO ISS PBL24 START 59.168
HIERARCH ESO ISS PBL24 END 59.135
HIERARCH ESO ISS PBLA24 START 38.677
HIERARCH ESO ISS PBLA24 END 38.866
HIERARCH ESO ISS PBL34 START 94.603
HIERARCH ESO ISS PBL34 END 94.55
HIERARCH ESO ISS PBLA34 START 36.12
HIERARCH ESO ISS PBLA34 END 36.305
HIERARCH ESO ISS AMBI TAU0 START 0.011169
HIERARCH ESO ISS AMBI TAU0 END 0.009969
HIERARCH ESO ISS AMBI TEMP 14.2
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.54