Exposure
ID
MATIS.2025-03-06T05:51:55.467_1
Header ID
MATIS.2025-03-06T05:51:55.467
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-06 05:51:55 UTC+0000
UTC Start
2025-03-06 05:51:55.467
UTC End
2025-03-06 05:52:55.527
MJD Start
60740.24439198
MJD End
60740.245087118885
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.005346
Ambient temperature (°C)
14.84
Seeing (arcsec)
0.91
Observation
ID
64974
Category
calibrator
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
48386
Name
iot Car
RA
139.270145
DEC
-59.27516
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.2270 24.2310 166.3000 166.5000
A0-D0 27.1840 27.1480 111.5000 111.7000
A0-C1 22.6110 22.6100 147.2150 147.4380
B2-D0 23.8130 23.7680 55.2000 55.4000
B2-C1 7.9320 7.9170 55.1850 55.3290
D0-C1 15.8810 15.8510 235.2750 235.4190
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.273K.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 60740.24439198
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME iot Car
RA 139.270145
DEC -59.27516
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL 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 0.0751997
HIERARCH ESO DET SEQ1 PERIOD 0.156
HIERARCH ESO DET NDIT 385
HIERARCH ESO ISS PBL12 START 24.227
HIERARCH ESO ISS PBL12 END 24.231
HIERARCH ESO ISS PBLA12 START 166.3
HIERARCH ESO ISS PBLA12 END 166.5
HIERARCH ESO ISS PBL13 START 27.184
HIERARCH ESO ISS PBL13 END 27.148
HIERARCH ESO ISS PBLA13 START 111.5
HIERARCH ESO ISS PBLA13 END 111.7
HIERARCH ESO ISS PBL14 START 22.611
HIERARCH ESO ISS PBL14 END 22.61
HIERARCH ESO ISS PBLA14 START 147.215
HIERARCH ESO ISS PBLA14 END 147.438
HIERARCH ESO ISS PBL23 START 23.813
HIERARCH ESO ISS PBL23 END 23.768
HIERARCH ESO ISS PBLA23 START 55.2
HIERARCH ESO ISS PBLA23 END 55.4
HIERARCH ESO ISS PBL24 START 7.932
HIERARCH ESO ISS PBL24 END 7.917
HIERARCH ESO ISS PBLA24 START 55.185
HIERARCH ESO ISS PBLA24 END 55.329
HIERARCH ESO ISS PBL34 START 15.881
HIERARCH ESO ISS PBL34 END 15.851
HIERARCH ESO ISS PBLA34 START 235.275
HIERARCH ESO ISS PBLA34 END 235.419
HIERARCH ESO ISS AMBI TAU0 START 0.005346
HIERARCH ESO ISS AMBI TAU0 END 0.005346
HIERARCH ESO ISS AMBI TEMP 14.84
HIERARCH ESO ISS AMBI FWHM START 0.89
HIERARCH ESO ISS AMBI FWHM END 0.93