Exposure
ID
MATIS.2025-01-31T02:18:13.622_1
Header ID
MATIS.2025-01-31T02:18:13.622
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-31 02:25:51 UTC+0000
UTC Start
2025-01-31 02:18:13.622
UTC End
2025-01-31 02:19:13.630
MJD Start
60706.095991
MJD End
60706.09668553704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004188
Ambient temperature (°C)
16.6
Seeing (arcsec)
1.21
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 16.2580 16.2970 98.1000 98.3000
A0-D0 31.7810 31.7850 28.8000 29.1000
A0-C1 17.6320 17.6580 63.9200 64.1890
B2-D0 30.1270 30.1280 358.6000 358.7000
B2-C1 10.0330 10.0330 358.5170 358.6850
D0-C1 20.0940 20.0950 178.5680 178.7360
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 60706.095991
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 16.258
HIERARCH ESO ISS PBL12 END 16.297
HIERARCH ESO ISS PBLA12 START 98.1
HIERARCH ESO ISS PBLA12 END 98.3
HIERARCH ESO ISS PBL13 START 31.781
HIERARCH ESO ISS PBL13 END 31.785
HIERARCH ESO ISS PBLA13 START 28.8
HIERARCH ESO ISS PBLA13 END 29.1
HIERARCH ESO ISS PBL14 START 17.632
HIERARCH ESO ISS PBL14 END 17.658
HIERARCH ESO ISS PBLA14 START 63.92
HIERARCH ESO ISS PBLA14 END 64.189
HIERARCH ESO ISS PBL23 START 30.127
HIERARCH ESO ISS PBL23 END 30.128
HIERARCH ESO ISS PBLA23 START 358.6
HIERARCH ESO ISS PBLA23 END 358.7
HIERARCH ESO ISS PBL24 START 10.033
HIERARCH ESO ISS PBL24 END 10.033
HIERARCH ESO ISS PBLA24 START 358.517
HIERARCH ESO ISS PBLA24 END 358.685
HIERARCH ESO ISS PBL34 START 20.094
HIERARCH ESO ISS PBL34 END 20.095
HIERARCH ESO ISS PBLA34 START 178.568
HIERARCH ESO ISS PBLA34 END 178.736
HIERARCH ESO ISS AMBI TAU0 START 0.004188
HIERARCH ESO ISS AMBI TAU0 END 0.004188
HIERARCH ESO ISS AMBI TEMP 16.6
HIERARCH ESO ISS AMBI FWHM START 1.21
HIERARCH ESO ISS AMBI FWHM END 1.21