Exposure
- ID
- GRAVI.2021-11-03T05:08:39.685_1
- Header ID
- GRAVI.2021-11-03T05:08:39.685
- Date updated
- 2021-11-03 05:25:49 UTC+0000
- Release date
- 2022-11-03 05:25:49 UTC+0000
- UTC Start
- 2021-11-03 05:08:39.685
- UTC End
- 2021-11-03 05:10:15.685
- MJD Start
- 59521.21434821
- MJD End
- 59521.2154593211
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00754
- Ambient temperature (°C)
- 11.71
- Seeing (arcsec)
- 0.42
Observation
- ID
- 48713
- 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
- 36483
- Name
- Betelgeuse
- RA
- 88.790832
- DEC
- 7.40712
Instrument
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
A0-B2 | 25.2800 | 25.2880 | 137.2000 | 137.1000 |
A0-D0 | 21.5390 | 21.8540 | 72.5000 | 72.7000 |
A0-C1 | 20.9530 | 21.0560 | 119.1670 | 118.9070 |
B2-D0 | 25.2290 | 25.2730 | 7.7000 | 8.3000 |
B2-C1 | 8.4070 | 8.4220 | 7.6060 | 8.2150 |
D0-C1 | 16.8220 | 16.8510 | 187.6780 | 188.2890 |
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 | 59521.21434821 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | Betelgeuse |
HIERARCH ESO INS SOBJ NAME | Betelgeuse |
RA | 88.790832 |
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 | 25.28 |
HIERARCH ESO ISS PBL12 END | 25.288 |
HIERARCH ESO ISS PBLA12 START | 137.2 |
HIERARCH ESO ISS PBLA12 END | 137.1 |
HIERARCH ESO ISS PBL13 START | 21.539 |
HIERARCH ESO ISS PBL13 END | 21.854 |
HIERARCH ESO ISS PBLA13 START | 72.5 |
HIERARCH ESO ISS PBLA13 END | 72.7 |
HIERARCH ESO ISS PBL14 START | 20.953 |
HIERARCH ESO ISS PBL14 END | 21.056 |
HIERARCH ESO ISS PBLA14 START | 119.167 |
HIERARCH ESO ISS PBLA14 END | 118.907 |
HIERARCH ESO ISS PBL23 START | 25.229 |
HIERARCH ESO ISS PBL23 END | 25.273 |
HIERARCH ESO ISS PBLA23 START | 7.7 |
HIERARCH ESO ISS PBLA23 END | 8.3 |
HIERARCH ESO ISS PBL24 START | 8.407 |
HIERARCH ESO ISS PBL24 END | 8.422 |
HIERARCH ESO ISS PBLA24 START | 7.606 |
HIERARCH ESO ISS PBLA24 END | 8.215 |
HIERARCH ESO ISS PBL34 START | 16.822 |
HIERARCH ESO ISS PBL34 END | 16.851 |
HIERARCH ESO ISS PBLA34 START | 187.678 |
HIERARCH ESO ISS PBLA34 END | 188.289 |
HIERARCH ESO ISS AMBI TAU0 START | 0.007297 |
HIERARCH ESO ISS AMBI TAU0 END | 0.007783 |
HIERARCH ESO ISS AMBI TEMP | 11.71 |
HIERARCH ESO ISS AMBI FWHM START | 0.42 |
HIERARCH ESO ISS AMBI FWHM END | 0.42 |