Exposure
ID
GRAVI.2025-04-01T02:37:33.137_1
Header ID
GRAVI.2025-04-01T02:37:33.137
Date updated
2025-04-01 02:55:52 UTC+0000
Release date
2026-04-01 02:55:52 UTC+0000
UTC Start
2025-04-01 02:37:33.137
UTC End
2025-04-01 02:44:13.137
MJD Start
60766.10941131
MJD End
60766.114040939625
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.012536499999999999
Ambient temperature (°C)
13.79
Seeing (arcsec)
0.405
Observation
ID
65990
Category
science
Program ID
115.285N.004
Program Title
DO TERTIARY COMPANIONS AFFECT THE FORMATION AND EVOLUTION OF MASSIVE OVERCONTACT BINARY SYSTEMS?
Program Type
Normal
PI / COI
ABDUL-MASIH / FROST / DE MINK / TOONEN / MAHY / ESCORZA
Target
ID
49126
Name
SV_Cen
RA
176.988341
DEC
-60.56604
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 67.3230 67.4860 254.9000 256.5000
K0-D0 95.8700 95.8040 238.7000 240.1000
K0-J3 45.0480 45.3930 316.3320 317.3810
G2-D0 36.4960 36.3810 207.5000 208.7000
G2-J3 60.4870 60.2950 34.0860 35.3380
D0-J3 96.8340 96.5250 31.6190 32.8430
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.285N.004
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60766.10941131
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V SV Cen
HIERARCH ESO INS SOBJ NAME SV_Cen
RA 176.988341
DEC -60.56604
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 67.323
HIERARCH ESO ISS PBL12 END 67.486
HIERARCH ESO ISS PBLA12 START 254.9
HIERARCH ESO ISS PBLA12 END 256.5
HIERARCH ESO ISS PBL13 START 95.87
HIERARCH ESO ISS PBL13 END 95.804
HIERARCH ESO ISS PBLA13 START 238.7
HIERARCH ESO ISS PBLA13 END 240.1
HIERARCH ESO ISS PBL14 START 45.048
HIERARCH ESO ISS PBL14 END 45.393
HIERARCH ESO ISS PBLA14 START 316.332
HIERARCH ESO ISS PBLA14 END 317.381
HIERARCH ESO ISS PBL23 START 36.496
HIERARCH ESO ISS PBL23 END 36.381
HIERARCH ESO ISS PBLA23 START 207.5
HIERARCH ESO ISS PBLA23 END 208.7
HIERARCH ESO ISS PBL24 START 60.487
HIERARCH ESO ISS PBL24 END 60.295
HIERARCH ESO ISS PBLA24 START 34.086
HIERARCH ESO ISS PBLA24 END 35.338
HIERARCH ESO ISS PBL34 START 96.834
HIERARCH ESO ISS PBL34 END 96.525
HIERARCH ESO ISS PBLA34 START 31.619
HIERARCH ESO ISS PBLA34 END 32.843
HIERARCH ESO ISS AMBI TAU0 START 0.012317
HIERARCH ESO ISS AMBI TAU0 END 0.012756
HIERARCH ESO ISS AMBI TEMP 13.79
HIERARCH ESO ISS AMBI FWHM START 0.39
HIERARCH ESO ISS AMBI FWHM END 0.42