Exposure
ID
GRAVI.2025-10-09T00:31:34.368_1
Header ID
GRAVI.2025-10-09T00:31:34.368
Date updated
2025-10-09 00:45:40 UTC+0000
Release date
2026-10-09 00:45:40 UTC+0000
UTC Start
2025-10-09 00:31:34.368
UTC End
2025-10-09 00:37:34.368
MJD Start
60957.02192555
MJD End
60957.02609221666
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.005102
Ambient temperature (°C)
12.95
Seeing (arcsec)
0.77
Observation
ID
70537
Category
science
Program ID
115.2ANQ.002
Program Title
MAPPING THE EXPLOSION OF NOVA V7994 SGR
Program Type
ToO
PI / COI
MEILLAND / MILLOUR / OTULAKOWSKA-HYPKA / NARDETTO / SPANG
Target
ID
52307
Name
V7994_Sgr
RA
270.967227
DEC
-31.45739
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 81.4280 80.8940 144.7000 146.1000
A0-J2 105.1890 103.6510 120.1000 121.4000
A0-K0 99.2500 97.3270 92.9330 93.8230
G1-J2 46.1020 45.2910 72.6000 73.1000
G1-K0 80.5140 79.8750 40.3140 40.6030
J2-K0 48.3120 48.2880 9.6390 10.3030
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.2ANQ.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60957.02192555
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V7994 Sgr
HIERARCH ESO INS SOBJ NAME V7994_Sgr
RA 270.967227
DEC -31.45739
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 81.428
HIERARCH ESO ISS PBL12 END 80.894
HIERARCH ESO ISS PBLA12 START 144.7
HIERARCH ESO ISS PBLA12 END 146.1
HIERARCH ESO ISS PBL13 START 105.189
HIERARCH ESO ISS PBL13 END 103.651
HIERARCH ESO ISS PBLA13 START 120.1
HIERARCH ESO ISS PBLA13 END 121.4
HIERARCH ESO ISS PBL14 START 99.25
HIERARCH ESO ISS PBL14 END 97.327
HIERARCH ESO ISS PBLA14 START 92.933
HIERARCH ESO ISS PBLA14 END 93.823
HIERARCH ESO ISS PBL23 START 46.102
HIERARCH ESO ISS PBL23 END 45.291
HIERARCH ESO ISS PBLA23 START 72.6
HIERARCH ESO ISS PBLA23 END 73.1
HIERARCH ESO ISS PBL24 START 80.514
HIERARCH ESO ISS PBL24 END 79.875
HIERARCH ESO ISS PBLA24 START 40.314
HIERARCH ESO ISS PBLA24 END 40.603
HIERARCH ESO ISS PBL34 START 48.312
HIERARCH ESO ISS PBL34 END 48.288
HIERARCH ESO ISS PBLA34 START 9.639
HIERARCH ESO ISS PBLA34 END 10.303
HIERARCH ESO ISS AMBI TAU0 START 0.00499
HIERARCH ESO ISS AMBI TAU0 END 0.005214
HIERARCH ESO ISS AMBI TEMP 12.95
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.8