Exposure
ID
MATIS.2021-01-31T04:25:44.717_1
Header ID
MATIS.2021-01-31T04:25:44.717
Date updated
2025-03-26 15:25:19 UTC+0000
Release date
2021-01-31 04:25:44 UTC+0000
UTC Start
2021-01-31 04:25:44.717
UTC End
2021-01-31 04:26:44.725
MJD Start
59245.18454534
MJD End
59245.18523987704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0069429999999999995
Ambient temperature (°C)
13.58
Seeing (arcsec)
0.6950000000000001
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 49.5380 49.6090 39.0000 39.0000
U1-U3 93.4750 93.5940 43.7000 43.7000
U1-U4 130.1200 130.1360 61.7190 61.6200
U2-U3 44.2970 44.3420 49.1000 49.0000
U2-U4 86.5650 86.4750 74.4890 74.3690
U3-U4 50.2970 50.1440 96.7130 96.6290
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 59245.18454534
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 49.538
HIERARCH ESO ISS PBL12 END 49.609
HIERARCH ESO ISS PBLA12 START 39.0
HIERARCH ESO ISS PBLA12 END 39.0
HIERARCH ESO ISS PBL13 START 93.475
HIERARCH ESO ISS PBL13 END 93.594
HIERARCH ESO ISS PBLA13 START 43.7
HIERARCH ESO ISS PBLA13 END 43.7
HIERARCH ESO ISS PBL14 START 130.12
HIERARCH ESO ISS PBL14 END 130.136
HIERARCH ESO ISS PBLA14 START 61.719
HIERARCH ESO ISS PBLA14 END 61.62
HIERARCH ESO ISS PBL23 START 44.297
HIERARCH ESO ISS PBL23 END 44.342
HIERARCH ESO ISS PBLA23 START 49.1
HIERARCH ESO ISS PBLA23 END 49.0
HIERARCH ESO ISS PBL24 START 86.565
HIERARCH ESO ISS PBL24 END 86.475
HIERARCH ESO ISS PBLA24 START 74.489
HIERARCH ESO ISS PBLA24 END 74.369
HIERARCH ESO ISS PBL34 START 50.297
HIERARCH ESO ISS PBL34 END 50.144
HIERARCH ESO ISS PBLA34 START 96.713
HIERARCH ESO ISS PBLA34 END 96.629
HIERARCH ESO ISS AMBI TAU0 START 0.006887
HIERARCH ESO ISS AMBI TAU0 END 0.006999
HIERARCH ESO ISS AMBI TEMP 13.58
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.71