Exposure
ID
PIONI.2021-09-06T05:49:15.059_1
Header ID
PIONI.2021-09-06T05:49:15.059
Date updated
2021-09-29 14:28:28 UTC+0000
Release date
2022-09-06 05:56:32 UTC+0000
UTC Start
2021-09-06 05:49:15.059
UTC End
2021-09-06 05:49:40.659
MJD Start
59463.2425354072
MJD End
59463.2428317035
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.0044765
Ambient temperature (°C)
12.82
Seeing (arcsec)
0.495
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 79.2480 79.1430 111.1000 111.1000
A0-J2 123.6720 123.5750 89.5000 89.4000
A0-J3 129.7000 129.7530 51.8940 51.8850
G1-J2 57.8970 57.9100 59.2000 59.2000
G1-J3 112.1230 112.1690 14.5150 14.5770
J2-J3 81.7880 81.7440 344.6740 344.7580
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 59463.2425354072
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 79.248
HIERARCH ESO ISS PBL12 END 79.143
HIERARCH ESO ISS PBLA12 START 111.1
HIERARCH ESO ISS PBLA12 END 111.1
HIERARCH ESO ISS PBL13 START 123.672
HIERARCH ESO ISS PBL13 END 123.575
HIERARCH ESO ISS PBLA13 START 89.5
HIERARCH ESO ISS PBLA13 END 89.4
HIERARCH ESO ISS PBL14 START 129.7
HIERARCH ESO ISS PBL14 END 129.753
HIERARCH ESO ISS PBLA14 START 51.894
HIERARCH ESO ISS PBLA14 END 51.885
HIERARCH ESO ISS PBL23 START 57.897
HIERARCH ESO ISS PBL23 END 57.91
HIERARCH ESO ISS PBLA23 START 59.2
HIERARCH ESO ISS PBLA23 END 59.2
HIERARCH ESO ISS PBL24 START 112.123
HIERARCH ESO ISS PBL24 END 112.169
HIERARCH ESO ISS PBLA24 START 14.515
HIERARCH ESO ISS PBLA24 END 14.577
HIERARCH ESO ISS PBL34 START 81.788
HIERARCH ESO ISS PBL34 END 81.744
HIERARCH ESO ISS PBLA34 START 344.674
HIERARCH ESO ISS PBLA34 END 344.758
HIERARCH ESO ISS AMBI TAU0 START 0.004352
HIERARCH ESO ISS AMBI TAU0 END 0.004601
HIERARCH ESO ISS AMBI TEMP 12.82
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.47