Exposure
ID
PIONI.2025-10-29T08:41:44.820_1
Header ID
PIONI.2025-10-29T08:41:44.820
Date updated
2025-10-29 08:50:56 UTC+0000
Release date
2026-10-29 08:50:55 UTC+0000
UTC Start
2025-10-29 08:41:44.820
UTC End
2025-10-29 08:43:01.620
MJD Start
60977.3623243002
MJD End
60977.36321318909
Exposure time (s)
76.8
Validation level
1
Tau 0: Coherence time (s)
0.0058969999999999995
Ambient temperature (°C)
12.74
Seeing (arcsec)
0.63
Observation
ID
71053
Category
science
Program ID
116.292S.002
Program Title
CONSTRAINING THE COSMIC DANCE OF MASSIVE STARS IN TRIPLE SYSTEMS
Program Type
Normal
PI / COI
MAHY / SANA / LE BOUQUIN / FROST / BORDIER
Target
ID
52733
Name
HD_37017
RA
83.840004
DEC
-4.49416
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 84.4530 84.2690 117.3000 117.4000
A0-J2 124.9990 124.7890 93.8000 93.9000
A0-K0 127.1040 127.0120 73.1840 73.2000
G1-J2 58.2280 58.2260 58.6000 58.6000
G1-K0 88.7570 88.8150 31.6910 31.7800
J2-K0 45.2510 45.2430 356.1330 356.3040
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.292S.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60977.3623243002
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD_37017
RA 83.840004
DEC -4.49416
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 K0
HIERARCH ESO DET DIT 0.0015
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 84.453
HIERARCH ESO ISS PBL12 END 84.269
HIERARCH ESO ISS PBLA12 START 117.3
HIERARCH ESO ISS PBLA12 END 117.4
HIERARCH ESO ISS PBL13 START 124.999
HIERARCH ESO ISS PBL13 END 124.789
HIERARCH ESO ISS PBLA13 START 93.8
HIERARCH ESO ISS PBLA13 END 93.9
HIERARCH ESO ISS PBL14 START 127.104
HIERARCH ESO ISS PBL14 END 127.012
HIERARCH ESO ISS PBLA14 START 73.184
HIERARCH ESO ISS PBLA14 END 73.2
HIERARCH ESO ISS PBL23 START 58.228
HIERARCH ESO ISS PBL23 END 58.226
HIERARCH ESO ISS PBLA23 START 58.6
HIERARCH ESO ISS PBLA23 END 58.6
HIERARCH ESO ISS PBL24 START 88.757
HIERARCH ESO ISS PBL24 END 88.815
HIERARCH ESO ISS PBLA24 START 31.691
HIERARCH ESO ISS PBLA24 END 31.78
HIERARCH ESO ISS PBL34 START 45.251
HIERARCH ESO ISS PBL34 END 45.243
HIERARCH ESO ISS PBLA34 START 356.133
HIERARCH ESO ISS PBLA34 END 356.304
HIERARCH ESO ISS AMBI TAU0 START 0.00652
HIERARCH ESO ISS AMBI TAU0 END 0.005274
HIERARCH ESO ISS AMBI TEMP 12.74
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.64