Exposure
ID
GRAVI.2025-10-08T03:54:32.807_1
Header ID
GRAVI.2025-10-08T03:54:32.807
Date updated
2025-10-08 04:10:49 UTC+0000
Release date
2026-10-08 04:10:48 UTC+0000
UTC Start
2025-10-08 03:54:32.807
UTC End
2025-10-08 04:00:32.807
MJD Start
60956.16287971
MJD End
60956.167046376664
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.00447
Ambient temperature (°C)
10.57
Seeing (arcsec)
0.8049999999999999
Observation
ID
70843
Category
science
Program ID
116.28SD.001
Program Title
CALIBRATING ASTEROSEISMOLOGY SCALING RELATIONS BY VLTI OBSERVATION ON GAIA BINARIES
Program Type
Normal
PI / COI
LU / KRAUS / BECK
Target
ID
52563
Name
HD_219048
RA
348.531051
DEC
-70.05772
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 88.1350 88.2940 123.6000 125.0000
A0-J2 128.9940 128.9180 107.3000 108.8000
A0-K0 121.0720 120.6740 91.5420 93.0310
G1-J2 50.7880 50.5220 78.2000 79.7000
G1-K0 65.8370 65.4070 46.3070 47.4370
J2-K0 35.1920 35.2080 356.5500 357.5150
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28SD.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60956.16287971
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 219048
HIERARCH ESO INS SOBJ NAME HD_219048
RA 348.531051
DEC -70.05772
HIERARCH ESO INS SPEC RES HIGH
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 377.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 88.135
HIERARCH ESO ISS PBL12 END 88.294
HIERARCH ESO ISS PBLA12 START 123.6
HIERARCH ESO ISS PBLA12 END 125.0
HIERARCH ESO ISS PBL13 START 128.994
HIERARCH ESO ISS PBL13 END 128.918
HIERARCH ESO ISS PBLA13 START 107.3
HIERARCH ESO ISS PBLA13 END 108.8
HIERARCH ESO ISS PBL14 START 121.072
HIERARCH ESO ISS PBL14 END 120.674
HIERARCH ESO ISS PBLA14 START 91.542
HIERARCH ESO ISS PBLA14 END 93.031
HIERARCH ESO ISS PBL23 START 50.788
HIERARCH ESO ISS PBL23 END 50.522
HIERARCH ESO ISS PBLA23 START 78.2
HIERARCH ESO ISS PBLA23 END 79.7
HIERARCH ESO ISS PBL24 START 65.837
HIERARCH ESO ISS PBL24 END 65.407
HIERARCH ESO ISS PBLA24 START 46.307
HIERARCH ESO ISS PBLA24 END 47.437
HIERARCH ESO ISS PBL34 START 35.192
HIERARCH ESO ISS PBL34 END 35.208
HIERARCH ESO ISS PBLA34 START 356.55
HIERARCH ESO ISS PBLA34 END 357.515
HIERARCH ESO ISS AMBI TAU0 START 0.004456
HIERARCH ESO ISS AMBI TAU0 END 0.004484
HIERARCH ESO ISS AMBI TEMP 10.57
HIERARCH ESO ISS AMBI FWHM START 0.82
HIERARCH ESO ISS AMBI FWHM END 0.79