Exposure
ID
MATIS.2021-03-01T02:43:24.777_1
Header ID
MATIS.2021-03-01T02:43:24.777
Date updated
2021-09-29 14:26:44 UTC+0000
Release date
2021-03-01 02:43:24 UTC+0000
UTC Start
2021-03-01 02:43:24.777
UTC End
2021-03-01 02:44:24.785
MJD Start
59274.11348122
MJD End
59274.114175757
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0034025
Ambient temperature (°C)
16.71
Seeing (arcsec)
1.2
Observation
ID
46980
Category
calibrator
Program ID
106.21R2.001
Program Title
THE CIRCUMSTELLAR ENVELOPES OF CEPHEIDS WITH VLTI/MATISSE
Program Type
GTO
PI / COI
HOCD\XC3\X83\XC2\XA9/ MILLOUR/ AUGEREAU/ BRUNO/ HRON/ HENNING/ DOMINIK/ JAFFE/ VAN BOEKEL/ WEIGELT/ HOFMANN/ SCHERTL/ PANTIN/ PETROV/ WOLF/ PHILIPPE/ MEISENHEIMER/ HOGERHEIJDE/ DELBO
Target
ID
35258
Name
87 Gem
RA
103.000948
DEC
23.60153
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 50.3210 50.3880 38.9000 38.9000
U1-U3 94.7800 94.8900 43.4000 43.4000
U1-U4 130.2090 130.2060 60.5700 60.4660
U2-U3 44.7840 44.8240 48.4000 48.4000
U2-U4 85.4670 85.3620 73.1060 72.9810
U3-U4 48.5170 48.3540 95.7680 95.6840
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.21R2.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 59274.11348122
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME 87 Gem
RA 103.000948
DEC 23.60153
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 50.321
HIERARCH ESO ISS PBL12 END 50.388
HIERARCH ESO ISS PBLA12 START 38.9
HIERARCH ESO ISS PBLA12 END 38.9
HIERARCH ESO ISS PBL13 START 94.78
HIERARCH ESO ISS PBL13 END 94.89
HIERARCH ESO ISS PBLA13 START 43.4
HIERARCH ESO ISS PBLA13 END 43.4
HIERARCH ESO ISS PBL14 START 130.209
HIERARCH ESO ISS PBL14 END 130.206
HIERARCH ESO ISS PBLA14 START 60.57
HIERARCH ESO ISS PBLA14 END 60.466
HIERARCH ESO ISS PBL23 START 44.784
HIERARCH ESO ISS PBL23 END 44.824
HIERARCH ESO ISS PBLA23 START 48.4
HIERARCH ESO ISS PBLA23 END 48.4
HIERARCH ESO ISS PBL24 START 85.467
HIERARCH ESO ISS PBL24 END 85.362
HIERARCH ESO ISS PBLA24 START 73.106
HIERARCH ESO ISS PBLA24 END 72.981
HIERARCH ESO ISS PBL34 START 48.517
HIERARCH ESO ISS PBL34 END 48.354
HIERARCH ESO ISS PBLA34 START 95.768
HIERARCH ESO ISS PBLA34 END 95.684
HIERARCH ESO ISS AMBI TAU0 START 0.003865
HIERARCH ESO ISS AMBI TAU0 END 0.00294
HIERARCH ESO ISS AMBI TEMP 16.71
HIERARCH ESO ISS AMBI FWHM START 1.08
HIERARCH ESO ISS AMBI FWHM END 1.32