Exposure
- ID
- GRAVI.2023-01-15T02:56:20.115_1
- Header ID
- GRAVI.2023-01-15T02:56:20.115
- Date updated
- 2023-01-15 03:10:53 UTC+0000
- Release date
- 2024-01-15 03:10:53 UTC+0000
- UTC Start
- 2023-01-15 02:56:20.115
- UTC End
- 2023-01-15 02:57:56.115
- MJD Start
- 59959.12245503
- MJD End
- 59959.1235661411
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0038155
- Ambient temperature (°C)
- 13.42
- Seeing (arcsec)
- 0.86
Observation
- ID
- 53880
- Category
- science
- Program ID
- 110.24AB.001
- Program Title
- EXPLORING THE SURFACE - WIND CONNECTION OF THE RED SUPERGIANTS, BETELGEUSE AND VY CMA
- Program Type
- Normal
- PI / COI
- MONTARGES/ CANNON/ LEBRE/ DUPREE/ HUMPHREYS/ LAGADEC/ SCICLUNA/ KERVELLA/ DE KOTER/ LOPEZ ARISTE/ SANCHEZ/ PALADINI/ DECIN/ KRAVCHENKO/ WITTKOWSKI/ NORRIS/ CHIAVASSA/ RIDGWAY/ PERRIN/ HAUBOIS/ CANTALLOUBE/ RAU/ LOPEZ/ JONES
Target
- ID
- 40061
- Name
- Betelgeuse
- RA
- 88.79084
- DEC
- 7.40712
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B2 | 23.0800 | 22.9800 | 137.7000 | 137.9000 |
| A0-D0 | 31.4180 | 31.4980 | 73.8000 | 73.8000 |
| A0-C1 | 22.0920 | 22.0260 | 112.5440 | 112.5050 |
| B2-D0 | 29.6760 | 29.7910 | 29.6000 | 29.8000 |
| B2-C1 | 9.8850 | 9.9230 | 29.5160 | 29.7940 |
| D0-C1 | 19.7920 | 19.8680 | 209.5870 | 209.8640 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 110.24AB.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 59959.12245503 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | Betelgeuse |
| HIERARCH ESO INS SOBJ NAME | Betelgeuse |
| RA | 88.79084 |
| 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 | 23.08 |
| HIERARCH ESO ISS PBL12 END | 22.98 |
| HIERARCH ESO ISS PBLA12 START | 137.7 |
| HIERARCH ESO ISS PBLA12 END | 137.9 |
| HIERARCH ESO ISS PBL13 START | 31.418 |
| HIERARCH ESO ISS PBL13 END | 31.498 |
| HIERARCH ESO ISS PBLA13 START | 73.8 |
| HIERARCH ESO ISS PBLA13 END | 73.8 |
| HIERARCH ESO ISS PBL14 START | 22.092 |
| HIERARCH ESO ISS PBL14 END | 22.026 |
| HIERARCH ESO ISS PBLA14 START | 112.544 |
| HIERARCH ESO ISS PBLA14 END | 112.505 |
| HIERARCH ESO ISS PBL23 START | 29.676 |
| HIERARCH ESO ISS PBL23 END | 29.791 |
| HIERARCH ESO ISS PBLA23 START | 29.6 |
| HIERARCH ESO ISS PBLA23 END | 29.8 |
| HIERARCH ESO ISS PBL24 START | 9.885 |
| HIERARCH ESO ISS PBL24 END | 9.923 |
| HIERARCH ESO ISS PBLA24 START | 29.516 |
| HIERARCH ESO ISS PBLA24 END | 29.794 |
| HIERARCH ESO ISS PBL34 START | 19.792 |
| HIERARCH ESO ISS PBL34 END | 19.868 |
| HIERARCH ESO ISS PBLA34 START | 209.587 |
| HIERARCH ESO ISS PBLA34 END | 209.864 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003799 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003832 |
| HIERARCH ESO ISS AMBI TEMP | 13.42 |
| HIERARCH ESO ISS AMBI FWHM START | 0.83 |
| HIERARCH ESO ISS AMBI FWHM END | 0.89 |