Exposure
ID
GRAVI.2025-10-09T00:18:13.333_1
Header ID
GRAVI.2025-10-09T00:18:13.333
Date updated
2025-10-09 00:31:09 UTC+0000
Release date
2026-10-09 00:31:09 UTC+0000
UTC Start
2025-10-09 00:18:13.333
UTC End
2025-10-09 00:24:13.333
MJD Start
60957.01265432
MJD End
60957.01682098667
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.004876
Ambient temperature (°C)
13.03
Seeing (arcsec)
0.71
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 82.5650 82.0280 141.9000 143.2000
A0-J2 108.3590 106.8780 117.4000 118.6000
A0-K0 103.1380 101.3340 91.1150 91.9620
G1-J2 47.7310 46.9770 71.5000 72.1000
G1-K0 81.7910 81.2010 39.6490 39.9710
J2-K0 48.3550 48.3360 8.2210 8.8920
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 60957.01265432
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 82.565
HIERARCH ESO ISS PBL12 END 82.028
HIERARCH ESO ISS PBLA12 START 141.9
HIERARCH ESO ISS PBLA12 END 143.2
HIERARCH ESO ISS PBL13 START 108.359
HIERARCH ESO ISS PBL13 END 106.878
HIERARCH ESO ISS PBLA13 START 117.4
HIERARCH ESO ISS PBLA13 END 118.6
HIERARCH ESO ISS PBL14 START 103.138
HIERARCH ESO ISS PBL14 END 101.334
HIERARCH ESO ISS PBLA14 START 91.115
HIERARCH ESO ISS PBLA14 END 91.962
HIERARCH ESO ISS PBL23 START 47.731
HIERARCH ESO ISS PBL23 END 46.977
HIERARCH ESO ISS PBLA23 START 71.5
HIERARCH ESO ISS PBLA23 END 72.1
HIERARCH ESO ISS PBL24 START 81.791
HIERARCH ESO ISS PBL24 END 81.201
HIERARCH ESO ISS PBLA24 START 39.649
HIERARCH ESO ISS PBLA24 END 39.971
HIERARCH ESO ISS PBL34 START 48.355
HIERARCH ESO ISS PBL34 END 48.336
HIERARCH ESO ISS PBLA34 START 8.221
HIERARCH ESO ISS PBLA34 END 8.892
HIERARCH ESO ISS AMBI TAU0 START 0.004683
HIERARCH ESO ISS AMBI TAU0 END 0.005069
HIERARCH ESO ISS AMBI TEMP 13.03
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.74