Exposure
ID
MATIS.2025-01-31T02:27:24.571_1
Header ID
MATIS.2025-01-31T02:27:24.571
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-01-31 02:27:24 UTC+0000
UTC Start
2025-01-31 02:27:24.571
UTC End
2025-01-31 02:28:24.631
MJD Start
60706.10236772
MJD End
60706.103062858885
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.0078425
Ambient temperature (°C)
16.93
Seeing (arcsec)
0.71
Observation
ID
63557
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
47356
Name
iot Car
RA
139.270146
DEC
-59.27517
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 17.9320 17.9700 108.5000 108.7000
A0-D0 31.7670 31.7720 37.7000 37.9000
A0-C1 18.3800 18.4080 75.5940 75.8340
B2-D0 30.9310 30.9280 4.5000 4.7000
B2-C1 10.3010 10.3000 4.4570 4.6150
D0-C1 20.6300 20.6280 184.5100 184.6690
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 60706.10236772
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME iot Car
RA 139.270146
DEC -59.27517
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 17.932
HIERARCH ESO ISS PBL12 END 17.97
HIERARCH ESO ISS PBLA12 START 108.5
HIERARCH ESO ISS PBLA12 END 108.7
HIERARCH ESO ISS PBL13 START 31.767
HIERARCH ESO ISS PBL13 END 31.772
HIERARCH ESO ISS PBLA13 START 37.7
HIERARCH ESO ISS PBLA13 END 37.9
HIERARCH ESO ISS PBL14 START 18.38
HIERARCH ESO ISS PBL14 END 18.408
HIERARCH ESO ISS PBLA14 START 75.594
HIERARCH ESO ISS PBLA14 END 75.834
HIERARCH ESO ISS PBL23 START 30.931
HIERARCH ESO ISS PBL23 END 30.928
HIERARCH ESO ISS PBLA23 START 4.5
HIERARCH ESO ISS PBLA23 END 4.7
HIERARCH ESO ISS PBL24 START 10.301
HIERARCH ESO ISS PBL24 END 10.3
HIERARCH ESO ISS PBLA24 START 4.457
HIERARCH ESO ISS PBLA24 END 4.615
HIERARCH ESO ISS PBL34 START 20.63
HIERARCH ESO ISS PBL34 END 20.628
HIERARCH ESO ISS PBLA34 START 184.51
HIERARCH ESO ISS PBLA34 END 184.669
HIERARCH ESO ISS AMBI TAU0 START 0.007873
HIERARCH ESO ISS AMBI TAU0 END 0.007812
HIERARCH ESO ISS AMBI TEMP 16.93
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.73