Exposure
ID
GRAVI.2025-10-05T05:35:09.804_1
Header ID
GRAVI.2025-10-05T05:35:09.804
Date updated
2025-10-05 05:46:03 UTC+0000
Release date
2026-10-05 05:46:03 UTC+0000
UTC Start
2025-10-05 05:35:09.804
UTC End
2025-10-05 05:37:49.804
MJD Start
60953.23275236
MJD End
60953.23460421186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.004129
Ambient temperature (°C)
10.91
Seeing (arcsec)
0.615
Observation
ID
70698
Category
science
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
52458
Name
CPD-71__172
RA
43.385643
DEC
-71.37509
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 44.4140 44.3560 24.0000 24.5000
U1-U3 84.0800 83.9580 30.7000 31.2000
U1-U4 124.8090 124.6850 54.4590 55.1070
U2-U3 40.2940 40.2350 38.0000 38.6000
U2-U4 89.4040 89.3960 69.0420 69.7270
U3-U4 58.6930 58.7800 89.7870 90.4740
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28ZD.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60953.23275236
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME CPD-71 172
HIERARCH ESO INS SOBJ NAME CPD-71__172
RA 43.385643
DEC -71.37509
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 44.414
HIERARCH ESO ISS PBL12 END 44.356
HIERARCH ESO ISS PBLA12 START 24.0
HIERARCH ESO ISS PBLA12 END 24.5
HIERARCH ESO ISS PBL13 START 84.08
HIERARCH ESO ISS PBL13 END 83.958
HIERARCH ESO ISS PBLA13 START 30.7
HIERARCH ESO ISS PBLA13 END 31.2
HIERARCH ESO ISS PBL14 START 124.809
HIERARCH ESO ISS PBL14 END 124.685
HIERARCH ESO ISS PBLA14 START 54.459
HIERARCH ESO ISS PBLA14 END 55.107
HIERARCH ESO ISS PBL23 START 40.294
HIERARCH ESO ISS PBL23 END 40.235
HIERARCH ESO ISS PBLA23 START 38.0
HIERARCH ESO ISS PBLA23 END 38.6
HIERARCH ESO ISS PBL24 START 89.404
HIERARCH ESO ISS PBL24 END 89.396
HIERARCH ESO ISS PBLA24 START 69.042
HIERARCH ESO ISS PBLA24 END 69.727
HIERARCH ESO ISS PBL34 START 58.693
HIERARCH ESO ISS PBL34 END 58.78
HIERARCH ESO ISS PBLA34 START 89.787
HIERARCH ESO ISS PBLA34 END 90.474
HIERARCH ESO ISS AMBI TAU0 START 0.003744
HIERARCH ESO ISS AMBI TAU0 END 0.004514
HIERARCH ESO ISS AMBI TEMP 10.91
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.55