Exposure
ID
MATIS.2025-03-08T05:42:54.288_1
Header ID
MATIS.2025-03-08T05:42:54.288
Date updated
2025-03-26 15:25:25 UTC+0000
Release date
2025-03-08 05:42:54 UTC+0000
UTC Start
2025-03-08 05:42:54.288
UTC End
2025-03-08 05:43:54.296
MJD Start
60742.23812833
MJD End
60742.23882286704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.006281
Ambient temperature (°C)
13.41
Seeing (arcsec)
0.7849999999999999
Observation
ID
64975
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
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.2230 24.2270 166.1000 166.3000
A0-D0 27.2240 27.1890 111.2000 111.5000
A0-C1 22.6120 22.6110 146.9630 147.1810
B2-D0 23.8640 23.8190 55.1000 55.2000
B2-C1 7.9490 7.9340 55.0220 55.1610
D0-C1 15.9150 15.8850 235.1120 235.2510
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 60742.23812833
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME iot Car
RA 139.270145
DEC -59.27516
HIERARCH ESO DET NAME MATISSE-N
HIERARCH ESO INS DIN NAME LOW
HIERARCH ESO INS DIN 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 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 24.223
HIERARCH ESO ISS PBL12 END 24.227
HIERARCH ESO ISS PBLA12 START 166.1
HIERARCH ESO ISS PBLA12 END 166.3
HIERARCH ESO ISS PBL13 START 27.224
HIERARCH ESO ISS PBL13 END 27.189
HIERARCH ESO ISS PBLA13 START 111.2
HIERARCH ESO ISS PBLA13 END 111.5
HIERARCH ESO ISS PBL14 START 22.612
HIERARCH ESO ISS PBL14 END 22.611
HIERARCH ESO ISS PBLA14 START 146.963
HIERARCH ESO ISS PBLA14 END 147.181
HIERARCH ESO ISS PBL23 START 23.864
HIERARCH ESO ISS PBL23 END 23.819
HIERARCH ESO ISS PBLA23 START 55.1
HIERARCH ESO ISS PBLA23 END 55.2
HIERARCH ESO ISS PBL24 START 7.949
HIERARCH ESO ISS PBL24 END 7.934
HIERARCH ESO ISS PBLA24 START 55.022
HIERARCH ESO ISS PBLA24 END 55.161
HIERARCH ESO ISS PBL34 START 15.915
HIERARCH ESO ISS PBL34 END 15.885
HIERARCH ESO ISS PBLA34 START 235.112
HIERARCH ESO ISS PBLA34 END 235.251
HIERARCH ESO ISS AMBI TAU0 START 0.005823
HIERARCH ESO ISS AMBI TAU0 END 0.006739
HIERARCH ESO ISS AMBI TEMP 13.41
HIERARCH ESO ISS AMBI FWHM START 0.84
HIERARCH ESO ISS AMBI FWHM END 0.73