Exposure
ID
MATIS.2025-03-06T05:57:45.853_1
Header ID
MATIS.2025-03-06T05:57:45.853
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-06 05:57:45 UTC+0000
UTC Start
2025-03-06 05:57:45.853
UTC End
2025-03-06 05:58:45.913
MJD Start
60740.24844737
MJD End
60740.24914250889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.004295
Ambient temperature (°C)
14.79
Seeing (arcsec)
1.28
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 24.2490 24.2520 167.4000 167.5000
A0-D0 26.9790 26.9430 112.9000 113.2000
A0-C1 22.6050 22.6040 148.4960 148.7200
B2-D0 23.5520 23.5060 56.1000 56.2000
B2-C1 7.8460 7.8300 56.0110 56.1550
D0-C1 15.7070 15.6760 236.1020 236.2460
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 60740.24844737
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 0.182
HIERARCH ESO DET NDIT 330
HIERARCH ESO ISS PBL12 START 24.249
HIERARCH ESO ISS PBL12 END 24.252
HIERARCH ESO ISS PBLA12 START 167.4
HIERARCH ESO ISS PBLA12 END 167.5
HIERARCH ESO ISS PBL13 START 26.979
HIERARCH ESO ISS PBL13 END 26.943
HIERARCH ESO ISS PBLA13 START 112.9
HIERARCH ESO ISS PBLA13 END 113.2
HIERARCH ESO ISS PBL14 START 22.605
HIERARCH ESO ISS PBL14 END 22.604
HIERARCH ESO ISS PBLA14 START 148.496
HIERARCH ESO ISS PBLA14 END 148.72
HIERARCH ESO ISS PBL23 START 23.552
HIERARCH ESO ISS PBL23 END 23.506
HIERARCH ESO ISS PBLA23 START 56.1
HIERARCH ESO ISS PBLA23 END 56.2
HIERARCH ESO ISS PBL24 START 7.846
HIERARCH ESO ISS PBL24 END 7.83
HIERARCH ESO ISS PBLA24 START 56.011
HIERARCH ESO ISS PBLA24 END 56.155
HIERARCH ESO ISS PBL34 START 15.707
HIERARCH ESO ISS PBL34 END 15.676
HIERARCH ESO ISS PBLA34 START 236.102
HIERARCH ESO ISS PBLA34 END 236.246
HIERARCH ESO ISS AMBI TAU0 START 0.00379
HIERARCH ESO ISS AMBI TAU0 END 0.0048
HIERARCH ESO ISS AMBI TEMP 14.79
HIERARCH ESO ISS AMBI FWHM START 1.45
HIERARCH ESO ISS AMBI FWHM END 1.11