Exposure
ID
GRAVI.2025-02-25T07:47:39.559_1
Header ID
GRAVI.2025-02-25T07:47:39.559
Date updated
2025-02-25 08:00:53 UTC+0000
Release date
2026-02-25 08:00:52 UTC+0000
UTC Start
2025-02-25 07:47:39.559
UTC End
2025-02-25 07:52:27.559
MJD Start
60731.32476342
MJD End
60731.328096753336
Exposure time (s)
288.0
Validation level
1
Tau 0: Coherence time (s)
0.008687
Ambient temperature (°C)
15.95
Seeing (arcsec)
1.365
Observation
ID
64843
Category
science
Program ID
114.27F8.001
Program Title
3D ORBIT RECONSTRUCTION OF EVOLVED MASSIVE BINARY SYSTEMS
Program Type
Normal
PI / COI
MAHY / SANA / FROST / LANTHERMANN / LE BOUQUIN / GOSSET / HUTSEMEKERS
Target
ID
48288
Name
zet01_sco
RA
253.495855
DEC
-42.36205
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 63.8790 64.9490 81.3000 82.3000
A0-J2 103.2120 104.2580 52.2000 53.6000
A0-K0 116.5930 117.0650 31.4770 32.7360
G1-J2 56.6050 56.6820 19.0000 20.1000
G1-K0 89.7700 89.7740 358.5630 359.3300
J2-K0 41.7350 41.9430 330.2490 330.6360
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27F8.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60731.32476342
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME zet01 Sco
HIERARCH ESO INS SOBJ NAME zet01_sco
RA 253.495855
DEC -42.36205
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 315.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 96
HIERARCH ESO ISS PBL12 START 63.879
HIERARCH ESO ISS PBL12 END 64.949
HIERARCH ESO ISS PBLA12 START 81.3
HIERARCH ESO ISS PBLA12 END 82.3
HIERARCH ESO ISS PBL13 START 103.212
HIERARCH ESO ISS PBL13 END 104.258
HIERARCH ESO ISS PBLA13 START 52.2
HIERARCH ESO ISS PBLA13 END 53.6
HIERARCH ESO ISS PBL14 START 116.593
HIERARCH ESO ISS PBL14 END 117.065
HIERARCH ESO ISS PBLA14 START 31.477
HIERARCH ESO ISS PBLA14 END 32.736
HIERARCH ESO ISS PBL23 START 56.605
HIERARCH ESO ISS PBL23 END 56.682
HIERARCH ESO ISS PBLA23 START 19.0
HIERARCH ESO ISS PBLA23 END 20.1
HIERARCH ESO ISS PBL24 START 89.77
HIERARCH ESO ISS PBL24 END 89.774
HIERARCH ESO ISS PBLA24 START 358.563
HIERARCH ESO ISS PBLA24 END 359.33
HIERARCH ESO ISS PBL34 START 41.735
HIERARCH ESO ISS PBL34 END 41.943
HIERARCH ESO ISS PBLA34 START 330.249
HIERARCH ESO ISS PBLA34 END 330.636
HIERARCH ESO ISS AMBI TAU0 START 0.008687
HIERARCH ESO ISS AMBI TAU0 END 0.008687
HIERARCH ESO ISS AMBI TEMP 15.95
HIERARCH ESO ISS AMBI FWHM START 1.39
HIERARCH ESO ISS AMBI FWHM END 1.34