Exposure
- ID
- GRAVI.2021-11-27T06:16:22.830_1
- Header ID
- GRAVI.2021-11-27T06:16:22.830
- Date updated
- 2021-11-27 06:31:20 UTC+0000
- Release date
- 2022-11-27 06:31:20 UTC+0000
- UTC Start
- 2021-11-27 06:16:22.830
- UTC End
- 2021-11-27 06:17:58.830
- MJD Start
- 59545.26137535
- MJD End
- 59545.2624864611
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0044255
- Ambient temperature (°C)
- 11.08
- Seeing (arcsec)
- 0.615
Observation
- ID
- 49038
- Category
- science
- Program ID
- 108.224U.001
- Program Title
- SPATIALLY RESOLVING BETELGEUSE AND VY CMA, THE CORNERSTONES OF THE RED SUPERGIANT FAMILY
- Program Type
- Normal
- PI / COI
- MONTARGES/ LEBRE/ DUPREE/ HUMPHREYS/ CANNON/ LAGADEC/ SCICLUNA/ KERVELLA/ DE KOTER/ LOPEZ ARISTE/ SANCHEZ/ PALADINI/ DECIN/ KRAVCHENKO/ WITTKOWSKI/ NORRIS/ CHIAVASSA/ RIDGWAY/ PERRIN/ HAUBOIS/ CANTALLOUBE/ RAU/ BRUNO
Target
- ID
- 36687
- Name
- Betelgeuse
- RA
- 88.790833
- DEC
- 7.40712
Instrument
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
A0-B2 | 22.8210 | 22.7180 | 138.1000 | 138.3000 |
A0-D0 | 31.6110 | 31.6760 | 73.7000 | 73.6000 |
A0-C1 | 21.9160 | 21.8410 | 112.4620 | 112.4380 |
B2-D0 | 29.9700 | 30.0820 | 30.3000 | 30.5000 |
B2-C1 | 9.9820 | 10.0200 | 30.2250 | 30.4850 |
D0-C1 | 19.9870 | 20.0620 | 210.2930 | 210.5530 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 108.224U.001 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
MJD-OBS | 59545.26137535 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | Betelgeuse |
HIERARCH ESO INS SOBJ NAME | Betelgeuse |
RA | 88.790833 |
DEC | 7.40712 |
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 | 194.0 |
HIERARCH ESO DET2 SEQ1 DIT | 0.3 |
HIERARCH ESO DET2 NDIT | 320 |
HIERARCH ESO ISS PBL12 START | 22.821 |
HIERARCH ESO ISS PBL12 END | 22.718 |
HIERARCH ESO ISS PBLA12 START | 138.1 |
HIERARCH ESO ISS PBLA12 END | 138.3 |
HIERARCH ESO ISS PBL13 START | 31.611 |
HIERARCH ESO ISS PBL13 END | 31.676 |
HIERARCH ESO ISS PBLA13 START | 73.7 |
HIERARCH ESO ISS PBLA13 END | 73.6 |
HIERARCH ESO ISS PBL14 START | 21.916 |
HIERARCH ESO ISS PBL14 END | 21.841 |
HIERARCH ESO ISS PBLA14 START | 112.462 |
HIERARCH ESO ISS PBLA14 END | 112.438 |
HIERARCH ESO ISS PBL23 START | 29.97 |
HIERARCH ESO ISS PBL23 END | 30.082 |
HIERARCH ESO ISS PBLA23 START | 30.3 |
HIERARCH ESO ISS PBLA23 END | 30.5 |
HIERARCH ESO ISS PBL24 START | 9.982 |
HIERARCH ESO ISS PBL24 END | 10.02 |
HIERARCH ESO ISS PBLA24 START | 30.225 |
HIERARCH ESO ISS PBLA24 END | 30.485 |
HIERARCH ESO ISS PBL34 START | 19.987 |
HIERARCH ESO ISS PBL34 END | 20.062 |
HIERARCH ESO ISS PBLA34 START | 210.293 |
HIERARCH ESO ISS PBLA34 END | 210.553 |
HIERARCH ESO ISS AMBI TAU0 START | 0.005124 |
HIERARCH ESO ISS AMBI TAU0 END | 0.003727 |
HIERARCH ESO ISS AMBI TEMP | 11.08 |
HIERARCH ESO ISS AMBI FWHM START | 0.61 |
HIERARCH ESO ISS AMBI FWHM END | 0.62 |