Exposure
ID
MATIS.2021-03-01T01:52:46.972_1
Header ID
MATIS.2021-03-01T01:52:46.972
Date updated
2025-03-26 15:25:19 UTC+0000
Release date
2021-03-01 01:52:46 UTC+0000
UTC Start
2021-03-01 01:52:46.972
UTC End
2021-03-01 01:53:46.980
MJD Start
59274.07832144
MJD End
59274.07901597704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.001766
Ambient temperature (°C)
16.8
Seeing (arcsec)
1.92
Observation
ID
46976
Category
calibrator
Program ID
106.21R2.001
Program Title
THE CIRCUMSTELLAR ENVELOPES OF CEPHEIDS WITH VLTI/MATISSE
Program Type
GTO
PI / COI
HOCDÉ / MILLOUR / AUGEREAU / LOPEZ / HRON / HENNING / DOMINIK / JAFFE / VAN BOEKEL / WEIGELT / HOFMANN / SCHERTL / PANTIN / PETROV / WOLF / PHILIPPE / MEISENHEIMER / HOGERHEIJDE / DELBO
Target
ID
35256
Name
87 Gem
RA
103.000745
DEC
23.60175
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 46.6300 46.7120 38.6000 38.6000
U1-U3 88.3800 88.5290 44.3000 44.3000
U1-U4 128.1780 128.2630 65.1990 65.1130
U2-U3 42.2410 42.3040 50.7000 50.6000
U2-U4 88.9650 88.9270 78.7710 78.6630
U3-U4 55.3990 55.2810 99.8190 99.7370
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 59274.07832144
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME 87 Gem
RA 103.000745
DEC 23.60175
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 46.63
HIERARCH ESO ISS PBL12 END 46.712
HIERARCH ESO ISS PBLA12 START 38.6
HIERARCH ESO ISS PBLA12 END 38.6
HIERARCH ESO ISS PBL13 START 88.38
HIERARCH ESO ISS PBL13 END 88.529
HIERARCH ESO ISS PBLA13 START 44.3
HIERARCH ESO ISS PBLA13 END 44.3
HIERARCH ESO ISS PBL14 START 128.178
HIERARCH ESO ISS PBL14 END 128.263
HIERARCH ESO ISS PBLA14 START 65.199
HIERARCH ESO ISS PBLA14 END 65.113
HIERARCH ESO ISS PBL23 START 42.241
HIERARCH ESO ISS PBL23 END 42.304
HIERARCH ESO ISS PBLA23 START 50.7
HIERARCH ESO ISS PBLA23 END 50.6
HIERARCH ESO ISS PBL24 START 88.965
HIERARCH ESO ISS PBL24 END 88.927
HIERARCH ESO ISS PBLA24 START 78.771
HIERARCH ESO ISS PBLA24 END 78.663
HIERARCH ESO ISS PBL34 START 55.399
HIERARCH ESO ISS PBL34 END 55.281
HIERARCH ESO ISS PBLA34 START 99.819
HIERARCH ESO ISS PBLA34 END 99.737
HIERARCH ESO ISS AMBI TAU0 START 0.001766
HIERARCH ESO ISS AMBI TAU0 END 0.001766
HIERARCH ESO ISS AMBI TEMP 16.8
HIERARCH ESO ISS AMBI FWHM START 1.92
HIERARCH ESO ISS AMBI FWHM END 1.92