Exposure
ID
GRAVI.2025-10-04T00:26:12.388_1
Header ID
GRAVI.2025-10-04T00:26:12.388
Date updated
2025-10-04 00:35:49 UTC+0000
Release date
2025-10-04 00:26:12 UTC+0000
UTC Start
2025-10-04 00:26:12.388
UTC End
2025-10-04 00:28:52.388
MJD Start
60952.01819893
MJD End
60952.02005078186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0035175
Ambient temperature (°C)
12.66
Seeing (arcsec)
0.585
Observation
ID
70600
Category
calibrator
Program ID
116.28ZD.003
Program Title
DO SOME HOT SUBDWARF BINARIES DESCEND FROM HIERARCHICAL TRIPLES? NEW INSIGHTS FROM INTERFEROMETRY
Program Type
Normal
PI / COI
DESHMUKH / GEIER / SANA / DAWSON / DORSCH / HEBER / KUPFER
Target
ID
52360
Name
TYC_1109-1354-1
RA
318.559259
DEC
10.14806
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 46.0030 46.1890 27.0000 27.3000
U1-U3 84.3520 84.7630 34.6000 34.9000
U1-U4 117.8870 118.5060 65.2260 65.2350
U2-U3 39.2400 39.4560 43.6000 43.8000
U2-U4 86.5820 86.8530 84.4340 84.3220
U3-U4 62.4080 62.3700 108.7080 108.5900
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28ZD.003
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60952.01819893
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME TYC 1109-1354-1
HIERARCH ESO INS SOBJ NAME TYC_1109-1354-1
RA 318.559259
DEC 10.14806
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 176.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 46.003
HIERARCH ESO ISS PBL12 END 46.189
HIERARCH ESO ISS PBLA12 START 27.0
HIERARCH ESO ISS PBLA12 END 27.3
HIERARCH ESO ISS PBL13 START 84.352
HIERARCH ESO ISS PBL13 END 84.763
HIERARCH ESO ISS PBLA13 START 34.6
HIERARCH ESO ISS PBLA13 END 34.9
HIERARCH ESO ISS PBL14 START 117.887
HIERARCH ESO ISS PBL14 END 118.506
HIERARCH ESO ISS PBLA14 START 65.226
HIERARCH ESO ISS PBLA14 END 65.235
HIERARCH ESO ISS PBL23 START 39.24
HIERARCH ESO ISS PBL23 END 39.456
HIERARCH ESO ISS PBLA23 START 43.6
HIERARCH ESO ISS PBLA23 END 43.8
HIERARCH ESO ISS PBL24 START 86.582
HIERARCH ESO ISS PBL24 END 86.853
HIERARCH ESO ISS PBLA24 START 84.434
HIERARCH ESO ISS PBLA24 END 84.322
HIERARCH ESO ISS PBL34 START 62.408
HIERARCH ESO ISS PBL34 END 62.37
HIERARCH ESO ISS PBLA34 START 108.708
HIERARCH ESO ISS PBLA34 END 108.59
HIERARCH ESO ISS AMBI TAU0 START 0.003474
HIERARCH ESO ISS AMBI TAU0 END 0.003561
HIERARCH ESO ISS AMBI TEMP 12.66
HIERARCH ESO ISS AMBI FWHM START 0.63
HIERARCH ESO ISS AMBI FWHM END 0.54