Exposure
ID
PIONI.2021-05-21T02:03:33.693_1
Header ID
PIONI.2021-05-21T02:03:33.693
Date updated
2021-09-29 14:27:17 UTC+0000
Release date
2022-05-21 02:10:40 UTC+0000
UTC Start
2021-05-21 02:03:33.693
UTC End
2021-05-21 02:03:59.293
MJD Start
59355.0858066347
MJD End
59355.086102931
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.002961
Ambient temperature (°C)
7.16
Seeing (arcsec)
1.02
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 22.8440 22.8250 139.5000 139.5000
A0-D0 31.8330 31.8410 73.2000 73.2000
A0-C1 21.7730 21.7580 113.0270 113.0300
B2-D0 30.8300 30.8490 30.5000 30.5000
B2-C1 10.2690 10.2750 30.4310 30.4770
D0-C1 20.5610 20.5740 210.4970 210.5430
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 59355.0858066347
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 22.844
HIERARCH ESO ISS PBL12 END 22.825
HIERARCH ESO ISS PBLA12 START 139.5
HIERARCH ESO ISS PBLA12 END 139.5
HIERARCH ESO ISS PBL13 START 31.833
HIERARCH ESO ISS PBL13 END 31.841
HIERARCH ESO ISS PBLA13 START 73.2
HIERARCH ESO ISS PBLA13 END 73.2
HIERARCH ESO ISS PBL14 START 21.773
HIERARCH ESO ISS PBL14 END 21.758
HIERARCH ESO ISS PBLA14 START 113.027
HIERARCH ESO ISS PBLA14 END 113.03
HIERARCH ESO ISS PBL23 START 30.83
HIERARCH ESO ISS PBL23 END 30.849
HIERARCH ESO ISS PBLA23 START 30.5
HIERARCH ESO ISS PBLA23 END 30.5
HIERARCH ESO ISS PBL24 START 10.269
HIERARCH ESO ISS PBL24 END 10.275
HIERARCH ESO ISS PBLA24 START 30.431
HIERARCH ESO ISS PBLA24 END 30.477
HIERARCH ESO ISS PBL34 START 20.561
HIERARCH ESO ISS PBL34 END 20.574
HIERARCH ESO ISS PBLA34 START 210.497
HIERARCH ESO ISS PBLA34 END 210.543
HIERARCH ESO ISS AMBI TAU0 START 0.002758
HIERARCH ESO ISS AMBI TAU0 END 0.003164
HIERARCH ESO ISS AMBI TEMP 7.16
HIERARCH ESO ISS AMBI FWHM START 1.08
HIERARCH ESO ISS AMBI FWHM END 0.96