Exposure
ID
GRAVI.2025-03-04T02:16:03.887_1
Header ID
GRAVI.2025-03-04T02:16:03.887
Date updated
2025-03-04 02:30:51 UTC+0000
Release date
2025-03-04 02:16:03 UTC+0000
UTC Start
2025-03-04 02:16:03.887
UTC End
2025-03-04 02:19:15.887
MJD Start
60738.09448943
MJD End
60738.09671165222
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0049645
Ambient temperature (°C)
14.78
Seeing (arcsec)
0.765
Observation
ID
64954
Category
calibrator
Program ID
114.27NF.001
Program Title
UNVELING 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
Target
ID
46266
Name
HD_58215
RA
110.868453
DEC
-27.83432
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 89.1900 89.0000 123.3000 123.8000
A0-J2 126.0950 125.6820 99.8000 100.3000
A0-C1 22.2940 22.2460 123.3130 123.8320
G1-J2 56.7760 56.6090 61.1000 61.4000
G1-C1 66.8960 66.7530 303.2950 303.8140
J2-C1 106.0220 105.6610 275.0190 275.4750
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27NF.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60738.09448943
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 58215
HIERARCH ESO INS SOBJ NAME HD_58215
RA 110.868453
DEC -27.83432
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 G1
HIERARCH ESO ISS CONF STATION3 J2
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 89.19
HIERARCH ESO ISS PBL12 END 89.0
HIERARCH ESO ISS PBLA12 START 123.3
HIERARCH ESO ISS PBLA12 END 123.8
HIERARCH ESO ISS PBL13 START 126.095
HIERARCH ESO ISS PBL13 END 125.682
HIERARCH ESO ISS PBLA13 START 99.8
HIERARCH ESO ISS PBLA13 END 100.3
HIERARCH ESO ISS PBL14 START 22.294
HIERARCH ESO ISS PBL14 END 22.246
HIERARCH ESO ISS PBLA14 START 123.313
HIERARCH ESO ISS PBLA14 END 123.832
HIERARCH ESO ISS PBL23 START 56.776
HIERARCH ESO ISS PBL23 END 56.609
HIERARCH ESO ISS PBLA23 START 61.1
HIERARCH ESO ISS PBLA23 END 61.4
HIERARCH ESO ISS PBL24 START 66.896
HIERARCH ESO ISS PBL24 END 66.753
HIERARCH ESO ISS PBLA24 START 303.295
HIERARCH ESO ISS PBLA24 END 303.814
HIERARCH ESO ISS PBL34 START 106.022
HIERARCH ESO ISS PBL34 END 105.661
HIERARCH ESO ISS PBLA34 START 275.019
HIERARCH ESO ISS PBLA34 END 275.475
HIERARCH ESO ISS AMBI TAU0 START 0.005076
HIERARCH ESO ISS AMBI TAU0 END 0.004853
HIERARCH ESO ISS AMBI TEMP 14.78
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.79