Exposure
ID
MATIS.2021-03-04T01:45:46.325_1
Header ID
MATIS.2021-03-04T01:45:46.325
Date updated
2025-03-26 15:25:19 UTC+0000
Release date
2021-03-04 01:45:46 UTC+0000
UTC Start
2021-03-04 01:45:46.325
UTC End
2021-03-04 01:46:46.333
MJD Start
59277.07345283
MJD End
59277.07414736704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.005223
Ambient temperature (°C)
12.47
Seeing (arcsec)
0.845
Observation
ID
47003
Category
calibrator
Program ID
106.21RL.001
Program Title
THE CIRCUMSTELLAR ENVELOPES OF CEPHEIDS AND THEIR IMPACT ON THE PL RELATION IN THE JWST AND ELT ERA
Program Type
Monitoring
PI / COI
HOCDÉ / NARDETTO / CRUZALEBES / DOMICIANO DE SOUZA / GALLENNE / KERVELLA / LAGADEC / LOPEZ / MATTER / MEILLAND / MILLOUR / PHILIPPE / MÉRAND / NICCOLINI
Target
ID
35277
Name
87 Gem
RA
103.000993
DEC
23.60147
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 47.0090 47.0910 38.7000 38.7000
U1-U3 89.0650 89.2110 44.3000 44.3000
U1-U4 128.5560 128.6330 64.7970 64.7090
U2-U3 42.5290 42.5900 50.5000 50.5000
U2-U4 88.7790 88.7340 78.2660 78.1560
U3-U4 54.8440 54.7210 99.4360 99.3540
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.21RL.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 59277.07345283
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME 87 Gem
RA 103.000993
DEC 23.60147
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 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 47.009
HIERARCH ESO ISS PBL12 END 47.091
HIERARCH ESO ISS PBLA12 START 38.7
HIERARCH ESO ISS PBLA12 END 38.7
HIERARCH ESO ISS PBL13 START 89.065
HIERARCH ESO ISS PBL13 END 89.211
HIERARCH ESO ISS PBLA13 START 44.3
HIERARCH ESO ISS PBLA13 END 44.3
HIERARCH ESO ISS PBL14 START 128.556
HIERARCH ESO ISS PBL14 END 128.633
HIERARCH ESO ISS PBLA14 START 64.797
HIERARCH ESO ISS PBLA14 END 64.709
HIERARCH ESO ISS PBL23 START 42.529
HIERARCH ESO ISS PBL23 END 42.59
HIERARCH ESO ISS PBLA23 START 50.5
HIERARCH ESO ISS PBLA23 END 50.5
HIERARCH ESO ISS PBL24 START 88.779
HIERARCH ESO ISS PBL24 END 88.734
HIERARCH ESO ISS PBLA24 START 78.266
HIERARCH ESO ISS PBLA24 END 78.156
HIERARCH ESO ISS PBL34 START 54.844
HIERARCH ESO ISS PBL34 END 54.721
HIERARCH ESO ISS PBLA34 START 99.436
HIERARCH ESO ISS PBLA34 END 99.354
HIERARCH ESO ISS AMBI TAU0 START 0.005546
HIERARCH ESO ISS AMBI TAU0 END 0.0049
HIERARCH ESO ISS AMBI TEMP 12.47
HIERARCH ESO ISS AMBI FWHM START 0.86
HIERARCH ESO ISS AMBI FWHM END 0.83