Exposure
ID
PIONI.2021-10-12T02:57:52.418_1
Header ID
PIONI.2021-10-12T02:57:52.418
Date updated
2021-10-12 03:05:49 UTC+0000
Release date
2022-10-12 03:05:48 UTC+0000
UTC Start
2021-10-12 02:57:52.418
UTC End
2021-10-12 02:58:18.018
MJD Start
59499.1235233564
MJD End
59499.1238196527
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.005222
Ambient temperature (°C)
14.8
Seeing (arcsec)
0.66
Observation
ID
48252
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
36188
Name
R Peg
RA
346.663253
DEC
10.54331
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 67.5410 67.5150 269.8000 269.8000
K0-D0 95.8240 95.8370 253.1000 253.1000
K0-J3 46.3500 46.3100 330.8610 330.9220
G2-D0 36.6900 36.7160 221.2000 221.2000
G2-J3 60.6580 60.6980 47.8550 47.8620
D0-J3 97.1920 97.2590 45.3340 45.3460
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 59499.1235233564
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME R Peg
RA 346.663253
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
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 67.541
HIERARCH ESO ISS PBL12 END 67.515
HIERARCH ESO ISS PBLA12 START 269.8
HIERARCH ESO ISS PBLA12 END 269.8
HIERARCH ESO ISS PBL13 START 95.824
HIERARCH ESO ISS PBL13 END 95.837
HIERARCH ESO ISS PBLA13 START 253.1
HIERARCH ESO ISS PBLA13 END 253.1
HIERARCH ESO ISS PBL14 START 46.35
HIERARCH ESO ISS PBL14 END 46.31
HIERARCH ESO ISS PBLA14 START 330.861
HIERARCH ESO ISS PBLA14 END 330.922
HIERARCH ESO ISS PBL23 START 36.69
HIERARCH ESO ISS PBL23 END 36.716
HIERARCH ESO ISS PBLA23 START 221.2
HIERARCH ESO ISS PBLA23 END 221.2
HIERARCH ESO ISS PBL24 START 60.658
HIERARCH ESO ISS PBL24 END 60.698
HIERARCH ESO ISS PBLA24 START 47.855
HIERARCH ESO ISS PBLA24 END 47.862
HIERARCH ESO ISS PBL34 START 97.192
HIERARCH ESO ISS PBL34 END 97.259
HIERARCH ESO ISS PBLA34 START 45.334
HIERARCH ESO ISS PBLA34 END 45.346
HIERARCH ESO ISS AMBI TAU0 START 0.005222
HIERARCH ESO ISS AMBI TAU0 END 0.005222
HIERARCH ESO ISS AMBI TEMP 14.8
HIERARCH ESO ISS AMBI FWHM START 0.66
HIERARCH ESO ISS AMBI FWHM END 0.66