Exposure
ID
GRAVI.2025-02-22T08:06:55.663_1
Header ID
GRAVI.2025-02-22T08:06:55.663
Date updated
2025-02-22 08:20:35 UTC+0000
Release date
2026-02-22 08:20:34 UTC+0000
UTC Start
2025-02-22 08:06:55.663
UTC End
2025-02-22 08:10:55.663
MJD Start
60728.33814425
MJD End
60728.34092202778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.009703
Ambient temperature (°C)
14.61
Seeing (arcsec)
0.78
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 48.6330 48.6130 143.1000 143.1000
A0-J2 107.0800 108.3990 93.5000 93.4000
A0-J6 139.7940 140.1100 9.9090 10.6150
B5-J2 84.1550 85.4070 67.4000 67.7000
B5-J6 176.6590 176.6150 358.3260 358.9030
J2-J6 166.2710 166.0440 330.1280 330.2540
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 60728.33814425
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 48.633
HIERARCH ESO ISS PBL12 END 48.613
HIERARCH ESO ISS PBLA12 START 143.1
HIERARCH ESO ISS PBLA12 END 143.1
HIERARCH ESO ISS PBL13 START 107.08
HIERARCH ESO ISS PBL13 END 108.399
HIERARCH ESO ISS PBLA13 START 93.5
HIERARCH ESO ISS PBLA13 END 93.4
HIERARCH ESO ISS PBL14 START 139.794
HIERARCH ESO ISS PBL14 END 140.11
HIERARCH ESO ISS PBLA14 START 9.909
HIERARCH ESO ISS PBLA14 END 10.615
HIERARCH ESO ISS PBL23 START 84.155
HIERARCH ESO ISS PBL23 END 85.407
HIERARCH ESO ISS PBLA23 START 67.4
HIERARCH ESO ISS PBLA23 END 67.7
HIERARCH ESO ISS PBL24 START 176.659
HIERARCH ESO ISS PBL24 END 176.615
HIERARCH ESO ISS PBLA24 START 358.326
HIERARCH ESO ISS PBLA24 END 358.903
HIERARCH ESO ISS PBL34 START 166.271
HIERARCH ESO ISS PBL34 END 166.044
HIERARCH ESO ISS PBLA34 START 330.128
HIERARCH ESO ISS PBLA34 END 330.254
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 0.78
HIERARCH ESO ISS AMBI FWHM END 0.78