Exposure
ID
MATIS.2025-02-02T08:31:34.100_1
Header ID
MATIS.2025-02-02T08:31:34.100
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-02-02 08:40:47 UTC+0000
UTC Start
2025-02-02 08:31:34.100
UTC End
2025-02-02 08:32:34.108
MJD Start
60708.35525579
MJD End
60708.35595032704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.006277
Ambient temperature (°C)
14.75
Seeing (arcsec)
0.72
Observation
ID
63615
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 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 90.5060 90.5060 148.5000 148.7000
A0-J2 123.8800 123.8240 132.5000 132.7000
A0-K0 109.4430 109.3200 114.7380 114.9970
G1-J2 44.5600 44.4840 98.4000 98.6000
G1-K0 60.8060 60.6890 58.9610 59.1230
J2-K0 38.6670 38.6540 11.9590 12.1000
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 60708.35525579
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 90.506
HIERARCH ESO ISS PBL12 END 90.506
HIERARCH ESO ISS PBLA12 START 148.5
HIERARCH ESO ISS PBLA12 END 148.7
HIERARCH ESO ISS PBL13 START 123.88
HIERARCH ESO ISS PBL13 END 123.824
HIERARCH ESO ISS PBLA13 START 132.5
HIERARCH ESO ISS PBLA13 END 132.7
HIERARCH ESO ISS PBL14 START 109.443
HIERARCH ESO ISS PBL14 END 109.32
HIERARCH ESO ISS PBLA14 START 114.738
HIERARCH ESO ISS PBLA14 END 114.997
HIERARCH ESO ISS PBL23 START 44.56
HIERARCH ESO ISS PBL23 END 44.484
HIERARCH ESO ISS PBLA23 START 98.4
HIERARCH ESO ISS PBLA23 END 98.6
HIERARCH ESO ISS PBL24 START 60.806
HIERARCH ESO ISS PBL24 END 60.689
HIERARCH ESO ISS PBLA24 START 58.961
HIERARCH ESO ISS PBLA24 END 59.123
HIERARCH ESO ISS PBL34 START 38.667
HIERARCH ESO ISS PBL34 END 38.654
HIERARCH ESO ISS PBLA34 START 11.959
HIERARCH ESO ISS PBLA34 END 12.1
HIERARCH ESO ISS AMBI TAU0 START 0.006678
HIERARCH ESO ISS AMBI TAU0 END 0.005876
HIERARCH ESO ISS AMBI TEMP 14.75
HIERARCH ESO ISS AMBI FWHM START 0.72
HIERARCH ESO ISS AMBI FWHM END 0.72