Exposure
ID
MATIS.2025-01-31T01:09:31.868_1
Header ID
MATIS.2025-01-31T01:09:31.868
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-31 01:15:54 UTC+0000
UTC Start
2025-01-31 01:09:31.868
UTC End
2025-01-31 01:10:31.876
MJD Start
60706.04828551
MJD End
60706.04898004704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.006547
Ambient temperature (°C)
16.82
Seeing (arcsec)
0.835
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 13.4430 13.4870 82.8000 83.1000
A0-D0 31.5610 31.5630 12.5000 12.7000
A0-C1 15.9400 15.9630 44.4420 44.7570
B2-D0 29.8580 29.8660 347.4000 347.6000
B2-C1 9.9430 9.9450 347.3670 347.5340
D0-C1 19.9160 19.9200 167.4100 167.5770
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 60706.04828551
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 13.443
HIERARCH ESO ISS PBL12 END 13.487
HIERARCH ESO ISS PBLA12 START 82.8
HIERARCH ESO ISS PBLA12 END 83.1
HIERARCH ESO ISS PBL13 START 31.561
HIERARCH ESO ISS PBL13 END 31.563
HIERARCH ESO ISS PBLA13 START 12.5
HIERARCH ESO ISS PBLA13 END 12.7
HIERARCH ESO ISS PBL14 START 15.94
HIERARCH ESO ISS PBL14 END 15.963
HIERARCH ESO ISS PBLA14 START 44.442
HIERARCH ESO ISS PBLA14 END 44.757
HIERARCH ESO ISS PBL23 START 29.858
HIERARCH ESO ISS PBL23 END 29.866
HIERARCH ESO ISS PBLA23 START 347.4
HIERARCH ESO ISS PBLA23 END 347.6
HIERARCH ESO ISS PBL24 START 9.943
HIERARCH ESO ISS PBL24 END 9.945
HIERARCH ESO ISS PBLA24 START 347.367
HIERARCH ESO ISS PBLA24 END 347.534
HIERARCH ESO ISS PBL34 START 19.916
HIERARCH ESO ISS PBL34 END 19.92
HIERARCH ESO ISS PBLA34 START 167.41
HIERARCH ESO ISS PBLA34 END 167.577
HIERARCH ESO ISS AMBI TAU0 START 0.006521
HIERARCH ESO ISS AMBI TAU0 END 0.006573
HIERARCH ESO ISS AMBI TEMP 16.82
HIERARCH ESO ISS AMBI FWHM START 0.84
HIERARCH ESO ISS AMBI FWHM END 0.83