Exposure
ID
GRAVI.2024-03-08T00:21:10.130_1
Header ID
GRAVI.2024-03-08T00:21:10.130
Date updated
2024-03-08 00:35:35 UTC+0000
Release date
2025-03-08 00:35:35 UTC+0000
UTC Start
2024-03-08 00:21:10.130
UTC End
2024-03-08 00:25:10.130
MJD Start
60377.01470058
MJD End
60377.0174783578
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.010662
Ambient temperature (°C)
15.3
Seeing (arcsec)
0.69
Observation
ID
58660
Category
science
Program ID
112.25Y8.001
Program Title
MUTUAL INCLINATIONS AND MASSES OF COMPACT GAIA TRIPLE SYSTEMS
Program Type
Normal
PI / COI
GARDNER/ TOKOVININ/ KRAUS/ LU
Target
ID
43424
Name
HD81157
RA
140.453963
DEC
-55.51428
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 74.2100 74.7390 80.8000 81.8000
A0-J2 119.1630 119.6030 58.2000 59.2000
A0-K0 126.4340 126.5670 40.6040 41.5470
G1-J2 58.2010 58.1920 28.7000 29.6000
G1-K0 84.6470 84.6090 6.1250 6.7750
J2-K0 38.1570 38.3110 330.2430 330.7090
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 112.25Y8.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60377.01470058
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 81157
HIERARCH ESO INS SOBJ NAME HD81157
RA 140.453963
DEC -55.51428
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
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
EXPTIME 255.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 74.21
HIERARCH ESO ISS PBL12 END 74.739
HIERARCH ESO ISS PBLA12 START 80.8
HIERARCH ESO ISS PBLA12 END 81.8
HIERARCH ESO ISS PBL13 START 119.163
HIERARCH ESO ISS PBL13 END 119.603
HIERARCH ESO ISS PBLA13 START 58.2
HIERARCH ESO ISS PBLA13 END 59.2
HIERARCH ESO ISS PBL14 START 126.434
HIERARCH ESO ISS PBL14 END 126.567
HIERARCH ESO ISS PBLA14 START 40.604
HIERARCH ESO ISS PBLA14 END 41.547
HIERARCH ESO ISS PBL23 START 58.201
HIERARCH ESO ISS PBL23 END 58.192
HIERARCH ESO ISS PBLA23 START 28.7
HIERARCH ESO ISS PBLA23 END 29.6
HIERARCH ESO ISS PBL24 START 84.647
HIERARCH ESO ISS PBL24 END 84.609
HIERARCH ESO ISS PBLA24 START 6.125
HIERARCH ESO ISS PBLA24 END 6.775
HIERARCH ESO ISS PBL34 START 38.157
HIERARCH ESO ISS PBL34 END 38.311
HIERARCH ESO ISS PBLA34 START 330.243
HIERARCH ESO ISS PBLA34 END 330.709
HIERARCH ESO ISS AMBI TAU0 START 0.010662
HIERARCH ESO ISS AMBI TAU0 END 0.010662
HIERARCH ESO ISS AMBI TEMP 15.3
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.69