Exposure
ID
MATIS.2025-03-08T06:10:45.297_1
Header ID
MATIS.2025-03-08T06:10:45.297
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-03-08 06:20:50 UTC+0000
UTC Start
2025-03-08 06:10:45.297
UTC End
2025-03-08 06:11:45.305
MJD Start
60742.25746871
MJD End
60742.25816324704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005467
Ambient temperature (°C)
13.25
Seeing (arcsec)
0.72
Observation
ID
63560
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
47357
Name
l_Car
RA
146.309115
DEC
-62.50784
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 23.7840 23.7890 165.8000 166.0000
A0-D0 27.5850 27.5540 113.0000 113.2000
A0-C1 22.6210 22.6210 146.9160 147.1450
B2-D0 23.1100 23.0660 57.9000 58.0000
B2-C1 7.6980 7.6830 57.7940 57.9580
D0-C1 15.4120 15.3830 237.8880 238.0520
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 60742.25746871
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.309115
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 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 23.784
HIERARCH ESO ISS PBL12 END 23.789
HIERARCH ESO ISS PBLA12 START 165.8
HIERARCH ESO ISS PBLA12 END 166.0
HIERARCH ESO ISS PBL13 START 27.585
HIERARCH ESO ISS PBL13 END 27.554
HIERARCH ESO ISS PBLA13 START 113.0
HIERARCH ESO ISS PBLA13 END 113.2
HIERARCH ESO ISS PBL14 START 22.621
HIERARCH ESO ISS PBL14 END 22.621
HIERARCH ESO ISS PBLA14 START 146.916
HIERARCH ESO ISS PBLA14 END 147.145
HIERARCH ESO ISS PBL23 START 23.11
HIERARCH ESO ISS PBL23 END 23.066
HIERARCH ESO ISS PBLA23 START 57.9
HIERARCH ESO ISS PBLA23 END 58.0
HIERARCH ESO ISS PBL24 START 7.698
HIERARCH ESO ISS PBL24 END 7.683
HIERARCH ESO ISS PBLA24 START 57.794
HIERARCH ESO ISS PBLA24 END 57.958
HIERARCH ESO ISS PBL34 START 15.412
HIERARCH ESO ISS PBL34 END 15.383
HIERARCH ESO ISS PBLA34 START 237.888
HIERARCH ESO ISS PBLA34 END 238.052
HIERARCH ESO ISS AMBI TAU0 START 0.005467
HIERARCH ESO ISS AMBI TAU0 END 0.005467
HIERARCH ESO ISS AMBI TEMP 13.25
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.72