Exposure
ID
GRAVI.2021-02-21T06:03:07.830_1
Header ID
GRAVI.2021-02-21T06:03:07.830
Date updated
2021-09-29 14:26:34 UTC+0000
Release date
2021-02-21 06:03:07 UTC+0000
UTC Start
2021-02-21 06:03:07.830
UTC End
2021-02-21 06:06:19.830
MJD Start
59266.25217396
MJD End
59266.2543961822
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.0090755
Ambient temperature (°C)
13.55
Seeing (arcsec)
0.575
Observation
ID
46833
Category
calibrator
Program ID
105.207Y.002
Program Title
CONSTRAINING EFFECTS OF CONVECTION AND PULSATION: PRECISION MONITORING OF COOL EVOLVED STARS
Program Type
Monitoring
PI / COI
WITTKOWSKI/ BLADH/ CHIAVASSA/ ERIKSSON/ FREYTAG/ H\XC3\XB6FNER/ KRAVCHENKO/ PALADINI/ RAU
Target
ID
35165
Name
betVol
RA
126.42823
DEC
-66.13761
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 23.2720 23.2850 167.9000 168.6000
A0-D0 27.6630 27.5710 118.1000 119.1000
A0-C1 22.5890 22.5930 149.7450 150.5720
B2-D0 21.7870 21.6350 63.6000 64.2000
B2-C1 7.2570 7.2060 63.4890 64.1360
D0-C1 14.5300 14.4290 243.5870 244.2350
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 105.207Y.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 59266.25217396
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME bet Vol
HIERARCH ESO INS SOBJ NAME betVol
RA 126.42823
DEC -66.13761
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 23.272
HIERARCH ESO ISS PBL12 END 23.285
HIERARCH ESO ISS PBLA12 START 167.9
HIERARCH ESO ISS PBLA12 END 168.6
HIERARCH ESO ISS PBL13 START 27.663
HIERARCH ESO ISS PBL13 END 27.571
HIERARCH ESO ISS PBLA13 START 118.1
HIERARCH ESO ISS PBLA13 END 119.1
HIERARCH ESO ISS PBL14 START 22.589
HIERARCH ESO ISS PBL14 END 22.593
HIERARCH ESO ISS PBLA14 START 149.745
HIERARCH ESO ISS PBLA14 END 150.572
HIERARCH ESO ISS PBL23 START 21.787
HIERARCH ESO ISS PBL23 END 21.635
HIERARCH ESO ISS PBLA23 START 63.6
HIERARCH ESO ISS PBLA23 END 64.2
HIERARCH ESO ISS PBL24 START 7.257
HIERARCH ESO ISS PBL24 END 7.206
HIERARCH ESO ISS PBLA24 START 63.489
HIERARCH ESO ISS PBLA24 END 64.136
HIERARCH ESO ISS PBL34 START 14.53
HIERARCH ESO ISS PBL34 END 14.429
HIERARCH ESO ISS PBLA34 START 243.587
HIERARCH ESO ISS PBLA34 END 244.235
HIERARCH ESO ISS AMBI TAU0 START 0.009506
HIERARCH ESO ISS AMBI TAU0 END 0.008645
HIERARCH ESO ISS AMBI TEMP 13.55
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.6