Exposure
ID
MATIS.2021-01-31T04:20:01.720_1
Header ID
MATIS.2021-01-31T04:20:01.720
Date updated
2025-03-26 15:25:19 UTC+0000
Release date
2021-01-31 04:20:01 UTC+0000
UTC Start
2021-01-31 04:20:01.720
UTC End
2021-01-31 04:21:01.728
MJD Start
59245.18057546
MJD End
59245.18126999704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.006365
Ambient temperature (°C)
13.61
Seeing (arcsec)
0.695
Observation
ID
46642
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
35018
Name
87 Gem
RA
103.000713
DEC
23.6019
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 49.1380 49.2110 39.0000 39.0000
U1-U3 92.7970 92.9210 43.9000 43.9000
U1-U4 129.9950 130.0210 62.2630 62.1660
U2-U3 44.0360 44.0840 49.3000 49.3000
U2-U4 87.0410 86.9580 75.1480 75.0300
U3-U4 51.1280 50.9800 97.1720 97.0890
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 59245.18057546
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME 87 Gem
RA 103.000713
DEC 23.6019
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 49.138
HIERARCH ESO ISS PBL12 END 49.211
HIERARCH ESO ISS PBLA12 START 39.0
HIERARCH ESO ISS PBLA12 END 39.0
HIERARCH ESO ISS PBL13 START 92.797
HIERARCH ESO ISS PBL13 END 92.921
HIERARCH ESO ISS PBLA13 START 43.9
HIERARCH ESO ISS PBLA13 END 43.9
HIERARCH ESO ISS PBL14 START 129.995
HIERARCH ESO ISS PBL14 END 130.021
HIERARCH ESO ISS PBLA14 START 62.263
HIERARCH ESO ISS PBLA14 END 62.166
HIERARCH ESO ISS PBL23 START 44.036
HIERARCH ESO ISS PBL23 END 44.084
HIERARCH ESO ISS PBLA23 START 49.3
HIERARCH ESO ISS PBLA23 END 49.3
HIERARCH ESO ISS PBL24 START 87.041
HIERARCH ESO ISS PBL24 END 86.958
HIERARCH ESO ISS PBLA24 START 75.148
HIERARCH ESO ISS PBLA24 END 75.03
HIERARCH ESO ISS PBL34 START 51.128
HIERARCH ESO ISS PBL34 END 50.98
HIERARCH ESO ISS PBLA34 START 97.172
HIERARCH ESO ISS PBLA34 END 97.089
HIERARCH ESO ISS AMBI TAU0 START 0.006528
HIERARCH ESO ISS AMBI TAU0 END 0.006202
HIERARCH ESO ISS AMBI TEMP 13.61
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.7