Exposure
ID
PIONI.2021-09-10T05:14:54.362_1
Header ID
PIONI.2021-09-10T05:14:54.362
Date updated
2021-09-29 14:28:35 UTC+0000
Release date
2022-09-10 05:21:13 UTC+0000
UTC Start
2021-09-10 05:14:54.362
UTC End
2021-09-10 05:15:19.962
MJD Start
59467.2186847511
MJD End
59467.2189810474
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.006386
Ambient temperature (°C)
10.93
Seeing (arcsec)
0.51
Observation
ID
48143
Category
science
Program ID
105.2047.001
Program Title
CONSTRAINING EFFECTS OF CONVECTION AND PULSATION: ALMA SIO AND VLTI IMAGING OF AGB STARS
Program Type
Normal
PI / COI
WITTKOWSKI/ HUMPHREYS/ CHIAVASSA/ PALADINI/ H\XC3\XB6FNER/ GRAY/ BLADH/ FREYTAG
Target
ID
36127
Name
R Peg
RA
346.662684
DEC
10.54331
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 82.2910 82.2000 111.1000 111.1000
A0-J2 126.2770 126.2060 90.3000 90.3000
A0-J3 127.7570 127.8280 52.0800 52.0770
G1-J2 57.3310 57.3540 59.7000 59.7000
G1-J3 110.7850 110.8250 12.5140 12.5810
J2-J3 83.2350 83.1860 342.1610 342.2390
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 105.2047.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 59467.2186847511
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME R Peg
RA 346.662684
DEC 10.54331
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 82.291
HIERARCH ESO ISS PBL12 END 82.2
HIERARCH ESO ISS PBLA12 START 111.1
HIERARCH ESO ISS PBLA12 END 111.1
HIERARCH ESO ISS PBL13 START 126.277
HIERARCH ESO ISS PBL13 END 126.206
HIERARCH ESO ISS PBLA13 START 90.3
HIERARCH ESO ISS PBLA13 END 90.3
HIERARCH ESO ISS PBL14 START 127.757
HIERARCH ESO ISS PBL14 END 127.828
HIERARCH ESO ISS PBLA14 START 52.08
HIERARCH ESO ISS PBLA14 END 52.077
HIERARCH ESO ISS PBL23 START 57.331
HIERARCH ESO ISS PBL23 END 57.354
HIERARCH ESO ISS PBLA23 START 59.7
HIERARCH ESO ISS PBLA23 END 59.7
HIERARCH ESO ISS PBL24 START 110.785
HIERARCH ESO ISS PBL24 END 110.825
HIERARCH ESO ISS PBLA24 START 12.514
HIERARCH ESO ISS PBLA24 END 12.581
HIERARCH ESO ISS PBL34 START 83.235
HIERARCH ESO ISS PBL34 END 83.186
HIERARCH ESO ISS PBLA34 START 342.161
HIERARCH ESO ISS PBLA34 END 342.239
HIERARCH ESO ISS AMBI TAU0 START 0.006386
HIERARCH ESO ISS AMBI TAU0 END 0.006386
HIERARCH ESO ISS AMBI TEMP 10.93
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.51