Exposure
ID
PIONI.2025-01-08T06:40:01.402_1
Header ID
PIONI.2025-01-08T06:40:01.402
Date updated
2025-01-08 06:50:44 UTC+0000
Release date
2025-01-08 06:40:01 UTC+0000
UTC Start
2025-01-08 06:40:01.403
UTC End
2025-01-08 06:40:39.803
MJD Start
60683.2777940109
MJD End
60683.2782384553
Exposure time (s)
38.4
Validation level
1
Tau 0: Coherence time (s)
0.007491
Ambient temperature (°C)
13.89
Seeing (arcsec)
0.595
Observation
ID
63120
Category
calibrator
Program ID
114.2714.002
Program Title
UNDERSTANDING MASS TRANSFER IN LONG-PERIOD INTERACTING BINARIES
Program Type
Normal
PI / COI
MERC / BOFFIN
Target
ID
47025
Name
HD 98942
RA
170.565948
DEC
-64.99155
Instrument
Interferometer
VLTI
Instrument
PIONIER
Instrument mode
GRISM-H
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 34.4840 34.5270 122.3000 122.4000
A0-J2 124.6820 124.7270 61.5000 61.6000
A0-J6 146.1530 146.1280 10.8860 11.0220
B5-J2 111.9880 111.9880 45.9000 46.0000
B5-J6 161.9410 161.9430 359.4520 359.5730
J2-J6 117.2990 117.4250 315.7020 315.8240
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.2714.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE FRINGE,OBJECT
MJD-OBS 60683.2777940109
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME HD 98942
RA 170.565948
DEC -64.99155
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 38.4
HIERARCH ESO DET DIT 0.00075
HIERARCH ESO DET NDIT 51200
HIERARCH ESO ISS PBL12 START 34.484
HIERARCH ESO ISS PBL12 END 34.527
HIERARCH ESO ISS PBLA12 START 122.3
HIERARCH ESO ISS PBLA12 END 122.4
HIERARCH ESO ISS PBL13 START 124.682
HIERARCH ESO ISS PBL13 END 124.727
HIERARCH ESO ISS PBLA13 START 61.5
HIERARCH ESO ISS PBLA13 END 61.6
HIERARCH ESO ISS PBL14 START 146.153
HIERARCH ESO ISS PBL14 END 146.128
HIERARCH ESO ISS PBLA14 START 10.886
HIERARCH ESO ISS PBLA14 END 11.022
HIERARCH ESO ISS PBL23 START 111.988
HIERARCH ESO ISS PBL23 END 111.988
HIERARCH ESO ISS PBLA23 START 45.9
HIERARCH ESO ISS PBLA23 END 46.0
HIERARCH ESO ISS PBL24 START 161.941
HIERARCH ESO ISS PBL24 END 161.943
HIERARCH ESO ISS PBLA24 START 359.452
HIERARCH ESO ISS PBLA24 END 359.573
HIERARCH ESO ISS PBL34 START 117.299
HIERARCH ESO ISS PBL34 END 117.425
HIERARCH ESO ISS PBLA34 START 315.702
HIERARCH ESO ISS PBLA34 END 315.824
HIERARCH ESO ISS AMBI TAU0 START 0.008171
HIERARCH ESO ISS AMBI TAU0 END 0.006811
HIERARCH ESO ISS AMBI TEMP 13.89
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.63