Exposure
ID
MATIS.2025-03-07T01:37:51.641_1
Header ID
MATIS.2025-03-07T01:37:51.641
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-07 01:37:51 UTC+0000
UTC Start
2025-03-07 01:37:51.641
UTC End
2025-03-07 01:38:51.701
MJD Start
60741.06795881
MJD End
60741.06865394889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.005508
Ambient temperature (°C)
12.52
Seeing (arcsec)
0.88
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 20.7760 20.8030 123.5000 123.6000
A0-D0 31.9960 31.9950 57.1000 57.3000
A0-C1 20.5840 20.6050 95.1650 95.3760
B2-D0 30.3660 30.3550 18.3000 18.5000
B2-C1 10.1130 10.1100 18.2730 18.4270
D0-C1 20.2530 20.2460 198.3350 198.4900
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 60741.06795881
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 20.776
HIERARCH ESO ISS PBL12 END 20.803
HIERARCH ESO ISS PBLA12 START 123.5
HIERARCH ESO ISS PBLA12 END 123.6
HIERARCH ESO ISS PBL13 START 31.996
HIERARCH ESO ISS PBL13 END 31.995
HIERARCH ESO ISS PBLA13 START 57.1
HIERARCH ESO ISS PBLA13 END 57.3
HIERARCH ESO ISS PBL14 START 20.584
HIERARCH ESO ISS PBL14 END 20.605
HIERARCH ESO ISS PBLA14 START 95.165
HIERARCH ESO ISS PBLA14 END 95.376
HIERARCH ESO ISS PBL23 START 30.366
HIERARCH ESO ISS PBL23 END 30.355
HIERARCH ESO ISS PBLA23 START 18.3
HIERARCH ESO ISS PBLA23 END 18.5
HIERARCH ESO ISS PBL24 START 10.113
HIERARCH ESO ISS PBL24 END 10.11
HIERARCH ESO ISS PBLA24 START 18.273
HIERARCH ESO ISS PBLA24 END 18.427
HIERARCH ESO ISS PBL34 START 20.253
HIERARCH ESO ISS PBL34 END 20.246
HIERARCH ESO ISS PBLA34 START 198.335
HIERARCH ESO ISS PBLA34 END 198.49
HIERARCH ESO ISS AMBI TAU0 START 0.005508
HIERARCH ESO ISS AMBI TAU0 END 0.005508
HIERARCH ESO ISS AMBI TEMP 12.52
HIERARCH ESO ISS AMBI FWHM START 0.87
HIERARCH ESO ISS AMBI FWHM END 0.89