Exposure
ID
MATIS.2025-03-05T04:37:11.838_1
Header ID
MATIS.2025-03-05T04:37:11.838
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-05 04:37:11 UTC+0000
UTC Start
2025-03-05 04:37:11.838
UTC End
2025-03-05 04:38:11.898
MJD Start
60739.19249813
MJD End
60739.19319326889
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.0054075
Ambient temperature (°C)
14.34
Seeing (arcsec)
0.885
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 23.7330 23.7420 152.5000 152.6000
A0-D0 29.6550 29.6280 93.4000 93.6000
A0-C1 22.5490 22.5520 130.3890 130.5980
B2-D0 26.8150 26.7830 44.0000 44.2000
B2-C1 8.9320 8.9210 43.9550 44.0990
D0-C1 17.8840 17.8620 224.0350 224.1790
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 60739.19249813
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 23.733
HIERARCH ESO ISS PBL12 END 23.742
HIERARCH ESO ISS PBLA12 START 152.5
HIERARCH ESO ISS PBLA12 END 152.6
HIERARCH ESO ISS PBL13 START 29.655
HIERARCH ESO ISS PBL13 END 29.628
HIERARCH ESO ISS PBLA13 START 93.4
HIERARCH ESO ISS PBLA13 END 93.6
HIERARCH ESO ISS PBL14 START 22.549
HIERARCH ESO ISS PBL14 END 22.552
HIERARCH ESO ISS PBLA14 START 130.389
HIERARCH ESO ISS PBLA14 END 130.598
HIERARCH ESO ISS PBL23 START 26.815
HIERARCH ESO ISS PBL23 END 26.783
HIERARCH ESO ISS PBLA23 START 44.0
HIERARCH ESO ISS PBLA23 END 44.2
HIERARCH ESO ISS PBL24 START 8.932
HIERARCH ESO ISS PBL24 END 8.921
HIERARCH ESO ISS PBLA24 START 43.955
HIERARCH ESO ISS PBLA24 END 44.099
HIERARCH ESO ISS PBL34 START 17.884
HIERARCH ESO ISS PBL34 END 17.862
HIERARCH ESO ISS PBLA34 START 224.035
HIERARCH ESO ISS PBLA34 END 224.179
HIERARCH ESO ISS AMBI TAU0 START 0.004751
HIERARCH ESO ISS AMBI TAU0 END 0.006064
HIERARCH ESO ISS AMBI TEMP 14.34
HIERARCH ESO ISS AMBI FWHM START 1.02
HIERARCH ESO ISS AMBI FWHM END 0.75