Exposure
ID
MATIS.2025-01-30T02:22:29.864_1
Header ID
MATIS.2025-01-30T02:22:29.864
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-30 02:30:44 UTC+0000
UTC Start
2025-01-30 02:22:29.864
UTC End
2025-01-30 02:23:29.872
MJD Start
60705.09895676
MJD End
60705.09965129704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0060435
Ambient temperature (°C)
15.33
Seeing (arcsec)
0.6950000000000001
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 16.2720 16.3110 98.1000 98.3000
A0-D0 31.7830 31.7870 28.9000 29.2000
A0-C1 17.6410 17.6670 64.0120 64.2840
B2-D0 30.1270 30.1280 358.6000 358.8000
B2-C1 10.0330 10.0330 358.5740 358.7430
D0-C1 20.0940 20.0950 178.6240 178.7940
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 60705.09895676
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 16.272
HIERARCH ESO ISS PBL12 END 16.311
HIERARCH ESO ISS PBLA12 START 98.1
HIERARCH ESO ISS PBLA12 END 98.3
HIERARCH ESO ISS PBL13 START 31.783
HIERARCH ESO ISS PBL13 END 31.787
HIERARCH ESO ISS PBLA13 START 28.9
HIERARCH ESO ISS PBLA13 END 29.2
HIERARCH ESO ISS PBL14 START 17.641
HIERARCH ESO ISS PBL14 END 17.667
HIERARCH ESO ISS PBLA14 START 64.012
HIERARCH ESO ISS PBLA14 END 64.284
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 358.8
HIERARCH ESO ISS PBL24 START 10.033
HIERARCH ESO ISS PBL24 END 10.033
HIERARCH ESO ISS PBLA24 START 358.574
HIERARCH ESO ISS PBLA24 END 358.743
HIERARCH ESO ISS PBL34 START 20.094
HIERARCH ESO ISS PBL34 END 20.095
HIERARCH ESO ISS PBLA34 START 178.624
HIERARCH ESO ISS PBLA34 END 178.794
HIERARCH ESO ISS AMBI TAU0 START 0.006206
HIERARCH ESO ISS AMBI TAU0 END 0.005881
HIERARCH ESO ISS AMBI TEMP 15.33
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.72