Exposure
ID
PIONI.2025-02-01T03:33:45.695_1
Header ID
PIONI.2025-02-01T03:33:45.695
Date updated
2025-02-01 03:40:56 UTC+0000
Release date
2026-02-01 03:40:56 UTC+0000
UTC Start
2025-02-01 03:33:45.695
UTC End
2025-02-01 03:34:11.295
MJD Start
60707.1484455448
MJD End
60707.1487418411
Exposure time (s)
25.6
Validation level
1
Tau 0: Coherence time (s)
0.003434
Ambient temperature (°C)
16.97
Seeing (arcsec)
1.165
Observation
ID
63591
Category
science
Program ID
114.275E.001
Program Title
WINDS FROM K GIANTS: IMAGING THE K SUPERGIANT SIG CMA
Program Type
Normal
PI / COI
WITTKOWSKI / PALADINI / CHIAVASSA / JADLOVSKÝ
Target
ID
45557
Name
sig CMa
RA
105.428491
DEC
-27.9348
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 90.0910 90.0730 120.3000 120.4000
A0-J2 128.0660 128.0260 97.1000 97.1000
A0-C1 22.5180 22.5140 120.3230 120.4000
G1-J2 57.5790 57.5610 58.9000 59.0000
G1-C1 67.5730 67.5590 300.3040 300.3810
J2-C1 107.7460 107.7100 272.3290 272.4010
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.275E.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60707.1484455448
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME sig CMa
RA 105.428491
DEC -27.9348
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 C1
EXPTIME 25.6
HIERARCH ESO DET DIT 0.0005
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 90.091
HIERARCH ESO ISS PBL12 END 90.073
HIERARCH ESO ISS PBLA12 START 120.3
HIERARCH ESO ISS PBLA12 END 120.4
HIERARCH ESO ISS PBL13 START 128.066
HIERARCH ESO ISS PBL13 END 128.026
HIERARCH ESO ISS PBLA13 START 97.1
HIERARCH ESO ISS PBLA13 END 97.1
HIERARCH ESO ISS PBL14 START 22.518
HIERARCH ESO ISS PBL14 END 22.514
HIERARCH ESO ISS PBLA14 START 120.323
HIERARCH ESO ISS PBLA14 END 120.4
HIERARCH ESO ISS PBL23 START 57.579
HIERARCH ESO ISS PBL23 END 57.561
HIERARCH ESO ISS PBLA23 START 58.9
HIERARCH ESO ISS PBLA23 END 59.0
HIERARCH ESO ISS PBL24 START 67.573
HIERARCH ESO ISS PBL24 END 67.559
HIERARCH ESO ISS PBLA24 START 300.304
HIERARCH ESO ISS PBLA24 END 300.381
HIERARCH ESO ISS PBL34 START 107.746
HIERARCH ESO ISS PBL34 END 107.71
HIERARCH ESO ISS PBLA34 START 272.329
HIERARCH ESO ISS PBLA34 END 272.401
HIERARCH ESO ISS AMBI TAU0 START 0.003434
HIERARCH ESO ISS AMBI TAU0 END 0.003434
HIERARCH ESO ISS AMBI TEMP 16.97
HIERARCH ESO ISS AMBI FWHM START 1.21
HIERARCH ESO ISS AMBI FWHM END 1.12