Exposure
ID
MATIS.2024-11-04T07:58:54.701_1
Header ID
MATIS.2024-11-04T07:58:54.701
Date updated
2024-11-04 08:05:43 UTC+0000
Release date
2025-11-04 08:05:42 UTC+0000
UTC Start
2024-11-04 07:58:54.701
UTC End
2024-11-04 07:59:54.709
MJD Start
60618.33257756
MJD End
60618.333272097
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0061185
Ambient temperature (°C)
11.9
Seeing (arcsec)
0.46
Observation
ID
61431
Category
science
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
45649
Name
l_Car
RA
146.311523
DEC
-62.50784
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 63.0320 63.0680 221.4000 221.7000
K0-D0 95.2520 95.2640 207.6000 207.8000
K0-J3 35.1480 35.2330 293.4300 293.6000
G2-D0 37.2070 37.2050 183.8000 184.0000
G2-J3 61.9770 61.9720 8.7510 8.9470
D0-J3 99.0970 99.0890 6.8900 7.0810
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.273K.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60618.33257756
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME l_Car
RA 146.311523
DEC -62.50784
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 63.032
HIERARCH ESO ISS PBL12 END 63.068
HIERARCH ESO ISS PBLA12 START 221.4
HIERARCH ESO ISS PBLA12 END 221.7
HIERARCH ESO ISS PBL13 START 95.252
HIERARCH ESO ISS PBL13 END 95.264
HIERARCH ESO ISS PBLA13 START 207.6
HIERARCH ESO ISS PBLA13 END 207.8
HIERARCH ESO ISS PBL14 START 35.148
HIERARCH ESO ISS PBL14 END 35.233
HIERARCH ESO ISS PBLA14 START 293.43
HIERARCH ESO ISS PBLA14 END 293.6
HIERARCH ESO ISS PBL23 START 37.207
HIERARCH ESO ISS PBL23 END 37.205
HIERARCH ESO ISS PBLA23 START 183.8
HIERARCH ESO ISS PBLA23 END 184.0
HIERARCH ESO ISS PBL24 START 61.977
HIERARCH ESO ISS PBL24 END 61.972
HIERARCH ESO ISS PBLA24 START 8.751
HIERARCH ESO ISS PBLA24 END 8.947
HIERARCH ESO ISS PBL34 START 99.097
HIERARCH ESO ISS PBL34 END 99.089
HIERARCH ESO ISS PBLA34 START 6.89
HIERARCH ESO ISS PBLA34 END 7.081
HIERARCH ESO ISS AMBI TAU0 START 0.006387
HIERARCH ESO ISS AMBI TAU0 END 0.00585
HIERARCH ESO ISS AMBI TEMP 11.9
HIERARCH ESO ISS AMBI FWHM START 0.44
HIERARCH ESO ISS AMBI FWHM END 0.48