Exposure
ID
PIONI.2021-05-21T01:41:07.721_1
Header ID
PIONI.2021-05-21T01:41:07.721
Date updated
2021-09-29 14:27:16 UTC+0000
Release date
2022-05-21 01:50:25 UTC+0000
UTC Start
2021-05-21 01:41:07.721
UTC End
2021-05-21 01:41:33.321
MJD Start
59355.070228253
MJD End
59355.0705245493
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002509
Ambient temperature (°C)
7.08
Seeing (arcsec)
0.93
Observation
ID
47420
Category
science
Program ID
106.21GN.001
Program Title
CONSTRAINING THE SIZE AND CONTRAST OF GRANULATION ON AGB STARS
Program Type
Normal
PI / COI
PALADINI/ ABBOTT/ BARON/ JORISSEN/ WITTKOWSKI/ H\XC3\XB6FNER/ MARIGO/ VAN ECK/ CHIAVASSA/ KERVELLA/ MONTARGES/ LE BOUQUIN/ TRABUCCHI/ SANCHEZ/ FREYTAG
Target
ID
35565
Name
RTVir
RA
195.657307
DEC
5.18556
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 23.4960 23.4800 138.2000 138.2000
A0-D0 31.3840 31.4000 73.5000 73.5000
A0-C1 22.2370 22.2270 113.0100 113.0080
B2-D0 30.1110 30.1310 28.6000 28.6000
B2-C1 10.0300 10.0360 28.5390 28.5940
D0-C1 20.0820 20.0950 208.6080 208.6630
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 106.21GN.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 59355.070228253
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME RTVir
RA 195.657307
DEC 5.18556
HIERARCH ESO INS OPTI2 NAME GRISM
HIERARCH ESO INS OPTI2 ID GRISM
HIERARCH ESO INS FILT1 NAME H
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 23.496
HIERARCH ESO ISS PBL12 END 23.48
HIERARCH ESO ISS PBLA12 START 138.2
HIERARCH ESO ISS PBLA12 END 138.2
HIERARCH ESO ISS PBL13 START 31.384
HIERARCH ESO ISS PBL13 END 31.4
HIERARCH ESO ISS PBLA13 START 73.5
HIERARCH ESO ISS PBLA13 END 73.5
HIERARCH ESO ISS PBL14 START 22.237
HIERARCH ESO ISS PBL14 END 22.227
HIERARCH ESO ISS PBLA14 START 113.01
HIERARCH ESO ISS PBLA14 END 113.008
HIERARCH ESO ISS PBL23 START 30.111
HIERARCH ESO ISS PBL23 END 30.131
HIERARCH ESO ISS PBLA23 START 28.6
HIERARCH ESO ISS PBLA23 END 28.6
HIERARCH ESO ISS PBL24 START 10.03
HIERARCH ESO ISS PBL24 END 10.036
HIERARCH ESO ISS PBLA24 START 28.539
HIERARCH ESO ISS PBLA24 END 28.594
HIERARCH ESO ISS PBL34 START 20.082
HIERARCH ESO ISS PBL34 END 20.095
HIERARCH ESO ISS PBLA34 START 208.608
HIERARCH ESO ISS PBLA34 END 208.663
HIERARCH ESO ISS AMBI TAU0 START 0.002509
HIERARCH ESO ISS AMBI TAU0 END 0.002509
HIERARCH ESO ISS AMBI TEMP 7.08
HIERARCH ESO ISS AMBI FWHM START 0.93
HIERARCH ESO ISS AMBI FWHM END 0.93