Exposure
ID
PIONI.2021-11-03T01:24:55.430_1
Header ID
PIONI.2021-11-03T01:24:55.430
Date updated
2021-11-03 01:31:06 UTC+0000
Release date
2022-11-03 01:31:06 UTC+0000
UTC Start
2021-11-03 01:24:55.431
UTC End
2021-11-03 01:25:21.031
MJD Start
59521.0589748938
MJD End
59521.0592711901
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.008244
Ambient temperature (°C)
13.38
Seeing (arcsec)
0.42
Observation
ID
48715
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
36485
Name
R Peg
RA
346.662117
DEC
10.54331
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 21.5560 21.5330 138.3000 138.3000
A0-D0 31.8940 31.9000 73.4000 73.4000
A0-C1 21.1830 21.1640 111.2870 111.2790
B2-D0 29.9790 30.0010 32.7000 32.8000
B2-C1 9.9850 9.9920 32.7030 32.7410
D0-C1 19.9940 20.0090 212.7680 212.8060
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 59521.0589748938
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME R Peg
RA 346.662117
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 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 21.556
HIERARCH ESO ISS PBL12 END 21.533
HIERARCH ESO ISS PBLA12 START 138.3
HIERARCH ESO ISS PBLA12 END 138.3
HIERARCH ESO ISS PBL13 START 31.894
HIERARCH ESO ISS PBL13 END 31.9
HIERARCH ESO ISS PBLA13 START 73.4
HIERARCH ESO ISS PBLA13 END 73.4
HIERARCH ESO ISS PBL14 START 21.183
HIERARCH ESO ISS PBL14 END 21.164
HIERARCH ESO ISS PBLA14 START 111.287
HIERARCH ESO ISS PBLA14 END 111.279
HIERARCH ESO ISS PBL23 START 29.979
HIERARCH ESO ISS PBL23 END 30.001
HIERARCH ESO ISS PBLA23 START 32.7
HIERARCH ESO ISS PBLA23 END 32.8
HIERARCH ESO ISS PBL24 START 9.985
HIERARCH ESO ISS PBL24 END 9.992
HIERARCH ESO ISS PBLA24 START 32.703
HIERARCH ESO ISS PBLA24 END 32.741
HIERARCH ESO ISS PBL34 START 19.994
HIERARCH ESO ISS PBL34 END 20.009
HIERARCH ESO ISS PBLA34 START 212.768
HIERARCH ESO ISS PBLA34 END 212.806
HIERARCH ESO ISS AMBI TAU0 START 0.007471
HIERARCH ESO ISS AMBI TAU0 END 0.009017
HIERARCH ESO ISS AMBI TEMP 13.38
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.39