Exposure
ID
GRAVI.2025-11-22T04:58:34.128_1
Header ID
GRAVI.2025-11-22T04:58:34.128
Date updated
2025-11-22 05:11:40 UTC+0000
Release date
2026-11-22 05:11:40 UTC+0000
UTC Start
2025-11-22 04:58:34.128
UTC End
2025-11-22 05:01:46.128
MJD Start
61001.20733945
MJD End
61001.20956167222
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0175645
Ambient temperature (°C)
13.93
Seeing (arcsec)
0.36
Observation
ID
71820
Category
science
Program ID
116.28P0.001
Program Title
UNVEILING THE MASS-LOSS PROCESS OF RED SUPERGIANTS: THE VARIABILITY ACROSS THE MOLECULAR LAYERS AND THE PHOTOSPHERE
Program Type
Normal
PI / COI
JADLOVSKY / WITTKOWSKI / CHIAVASSA / KRAVCHENKO / GONZÁLEZ-TORÀ / KRTICKA / PALADINI / HÖFNER / FREYTAG / ERCOLINO / JANIK
Target
ID
53319
Name
V_MZ_Pup
RA
121.064775
DEC
-32.67479
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 19.1150 19.2970 125.3000 125.4000
A0-D0 26.4960 26.6220 30.7000 31.6000
A0-C1 14.8990 15.1290 89.1520 89.6630
B2-D0 33.9060 33.9050 356.5000 357.0000
B2-C1 11.2950 11.2940 356.4520 356.9850
D0-C1 22.6110 22.6110 176.4940 177.0270
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28P0.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 61001.20733945
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME V MZ Pup
HIERARCH ESO INS SOBJ NAME V_MZ_Pup
RA 121.064775
DEC -32.67479
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE SPLIT
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 222.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 64
HIERARCH ESO ISS PBL12 START 19.115
HIERARCH ESO ISS PBL12 END 19.297
HIERARCH ESO ISS PBLA12 START 125.3
HIERARCH ESO ISS PBLA12 END 125.4
HIERARCH ESO ISS PBL13 START 26.496
HIERARCH ESO ISS PBL13 END 26.622
HIERARCH ESO ISS PBLA13 START 30.7
HIERARCH ESO ISS PBLA13 END 31.6
HIERARCH ESO ISS PBL14 START 14.899
HIERARCH ESO ISS PBL14 END 15.129
HIERARCH ESO ISS PBLA14 START 89.152
HIERARCH ESO ISS PBLA14 END 89.663
HIERARCH ESO ISS PBL23 START 33.906
HIERARCH ESO ISS PBL23 END 33.905
HIERARCH ESO ISS PBLA23 START 356.5
HIERARCH ESO ISS PBLA23 END 357.0
HIERARCH ESO ISS PBL24 START 11.295
HIERARCH ESO ISS PBL24 END 11.294
HIERARCH ESO ISS PBLA24 START 356.452
HIERARCH ESO ISS PBLA24 END 356.985
HIERARCH ESO ISS PBL34 START 22.611
HIERARCH ESO ISS PBL34 END 22.611
HIERARCH ESO ISS PBLA34 START 176.494
HIERARCH ESO ISS PBLA34 END 177.027
HIERARCH ESO ISS AMBI TAU0 START 0.015266
HIERARCH ESO ISS AMBI TAU0 END 0.019863
HIERARCH ESO ISS AMBI TEMP 13.93
HIERARCH ESO ISS AMBI FWHM START 0.34
HIERARCH ESO ISS AMBI FWHM END 0.38