Exposure
ID
GRAVI.2025-02-22T07:57:31.639_1
Header ID
GRAVI.2025-02-22T07:57:31.639
Date updated
2025-02-22 08:10:40 UTC+0000
Release date
2026-02-22 08:10:40 UTC+0000
UTC Start
2025-02-22 07:57:31.639
UTC End
2025-02-22 08:01:31.639
MJD Start
60728.33161619
MJD End
60728.33439396778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.009703
Ambient temperature (°C)
14.61
Seeing (arcsec)
0.73
Observation
ID
64774
Category
science
Program ID
114.276J.002
Program Title
VLTI SURVEY ON GAIA BINARIES: STELLAR EVOLUTION AND BINARY FORMATION AT LOW/HIGH METALLICITY
Program Type
Normal
PI / COI
LU / KRAUS / GARDNER
Target
ID
48235
Name
TYC_353-611-1
RA
238.805567
DEC
0.62623
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 48.6560 48.6500 143.1000 143.1000
A0-J2 104.0100 105.4150 93.6000 93.5000
A0-J6 139.1620 139.4340 8.3140 9.0350
B5-J2 81.2900 82.5930 66.5000 66.9000
B5-J6 176.8220 176.7380 357.0440 357.6200
J2-J6 166.7270 166.5300 329.8780 329.9840
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.276J.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60728.33161619
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME TYC 353-611-1
HIERARCH ESO INS SOBJ NAME TYC_353-611-1
RA 238.805567
DEC 0.62623
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 B5
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 255.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 48.656
HIERARCH ESO ISS PBL12 END 48.65
HIERARCH ESO ISS PBLA12 START 143.1
HIERARCH ESO ISS PBLA12 END 143.1
HIERARCH ESO ISS PBL13 START 104.01
HIERARCH ESO ISS PBL13 END 105.415
HIERARCH ESO ISS PBLA13 START 93.6
HIERARCH ESO ISS PBLA13 END 93.5
HIERARCH ESO ISS PBL14 START 139.162
HIERARCH ESO ISS PBL14 END 139.434
HIERARCH ESO ISS PBLA14 START 8.314
HIERARCH ESO ISS PBLA14 END 9.035
HIERARCH ESO ISS PBL23 START 81.29
HIERARCH ESO ISS PBL23 END 82.593
HIERARCH ESO ISS PBLA23 START 66.5
HIERARCH ESO ISS PBLA23 END 66.9
HIERARCH ESO ISS PBL24 START 176.822
HIERARCH ESO ISS PBL24 END 176.738
HIERARCH ESO ISS PBLA24 START 357.044
HIERARCH ESO ISS PBLA24 END 357.62
HIERARCH ESO ISS PBL34 START 166.727
HIERARCH ESO ISS PBL34 END 166.53
HIERARCH ESO ISS PBLA34 START 329.878
HIERARCH ESO ISS PBLA34 END 329.984
HIERARCH ESO ISS AMBI TAU0 START 0.009703
HIERARCH ESO ISS AMBI TAU0 END 0.009703
HIERARCH ESO ISS AMBI TEMP 14.61
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.73