Exposure
ID
MATIS.2025-01-23T05:16:06.259_1
Header ID
MATIS.2025-01-23T05:16:06.259
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2026-01-23 05:25:51 UTC+0000
UTC Start
2025-01-23 05:16:06.259
UTC End
2025-01-23 05:17:06.267
MJD Start
60698.21951689
MJD End
60698.22021142704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.010641999999999999
Ambient temperature (°C)
14.25
Seeing (arcsec)
0.48
Observation
ID
63488
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
47308
Name
l_Car
RA
146.311522
DEC
-62.50784
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 67.7070 67.7250 257.8000 258.0000
K0-D0 95.5950 95.5790 241.8000 242.0000
K0-J3 44.8970 44.9450 317.5130 317.6700
G2-D0 35.7540 35.7350 210.4000 210.6000
G2-J3 59.4380 59.4070 37.0980 37.2820
D0-J3 95.0390 94.9890 34.5770 34.7570
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 60698.21951689
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.311522
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 67.707
HIERARCH ESO ISS PBL12 END 67.725
HIERARCH ESO ISS PBLA12 START 257.8
HIERARCH ESO ISS PBLA12 END 258.0
HIERARCH ESO ISS PBL13 START 95.595
HIERARCH ESO ISS PBL13 END 95.579
HIERARCH ESO ISS PBLA13 START 241.8
HIERARCH ESO ISS PBLA13 END 242.0
HIERARCH ESO ISS PBL14 START 44.897
HIERARCH ESO ISS PBL14 END 44.945
HIERARCH ESO ISS PBLA14 START 317.513
HIERARCH ESO ISS PBLA14 END 317.67
HIERARCH ESO ISS PBL23 START 35.754
HIERARCH ESO ISS PBL23 END 35.735
HIERARCH ESO ISS PBLA23 START 210.4
HIERARCH ESO ISS PBLA23 END 210.6
HIERARCH ESO ISS PBL24 START 59.438
HIERARCH ESO ISS PBL24 END 59.407
HIERARCH ESO ISS PBLA24 START 37.098
HIERARCH ESO ISS PBLA24 END 37.282
HIERARCH ESO ISS PBL34 START 95.039
HIERARCH ESO ISS PBL34 END 94.989
HIERARCH ESO ISS PBLA34 START 34.577
HIERARCH ESO ISS PBLA34 END 34.757
HIERARCH ESO ISS AMBI TAU0 START 0.01083
HIERARCH ESO ISS AMBI TAU0 END 0.010454
HIERARCH ESO ISS AMBI TEMP 14.25
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.48