Exposure
- ID
- GRAVI.2024-07-05T05:05:58.451_1
- Header ID
- GRAVI.2024-07-05T05:05:58.451
- Date updated
- 2024-07-05 05:20:40 UTC+0000
- Release date
- 2025-07-05 05:20:39 UTC+0000
- UTC Start
- 2024-07-05 05:05:58.451
- UTC End
- 2024-07-05 05:11:58.451
- MJD Start
- 60496.21248207
- MJD End
- 60496.2166487367
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003012
- Ambient temperature (°C)
- 10.97
- Seeing (arcsec)
- 0.69
Observation
- ID
- 59923
- Category
- science
- Program ID
- 113.26M5.001
- Program Title
- PROBING THE ORIGIN OF THE INNER DISK VARIABILITY OF HD 169142
- Program Type
- GTO
- PI / COI
- BERGER / BENISTY / BOURDAROT / WOILLEZ / LE BOUQUIN / ROUSSELET-PERRAUT / MATTER / MÉRAND
Target
- ID
- 44255
- Name
- HD_169142
- RA
- 276.121511
- DEC
- -29.78058
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 89.6730 | 89.4120 | 122.8000 | 123.7000 |
| A0-J2 | 126.7790 | 126.1580 | 99.5000 | 100.4000 |
| A0-K0 | 124.8280 | 124.1390 | 77.3060 | 78.0110 |
| G1-J2 | 56.8020 | 56.5230 | 61.0000 | 61.6000 |
| G1-K0 | 89.0630 | 88.8570 | 31.4040 | 31.9630 |
| J2-K0 | 48.5470 | 48.5510 | 356.1620 | 356.8480 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.26M5.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 60496.21248207 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD_169142 |
| HIERARCH ESO INS SOBJ NAME | HD_169142 |
| RA | 276.121511 |
| DEC | -29.78058 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| 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 | K0 |
| EXPTIME | 376.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 89.673 |
| HIERARCH ESO ISS PBL12 END | 89.412 |
| HIERARCH ESO ISS PBLA12 START | 122.8 |
| HIERARCH ESO ISS PBLA12 END | 123.7 |
| HIERARCH ESO ISS PBL13 START | 126.779 |
| HIERARCH ESO ISS PBL13 END | 126.158 |
| HIERARCH ESO ISS PBLA13 START | 99.5 |
| HIERARCH ESO ISS PBLA13 END | 100.4 |
| HIERARCH ESO ISS PBL14 START | 124.828 |
| HIERARCH ESO ISS PBL14 END | 124.139 |
| HIERARCH ESO ISS PBLA14 START | 77.306 |
| HIERARCH ESO ISS PBLA14 END | 78.011 |
| HIERARCH ESO ISS PBL23 START | 56.802 |
| HIERARCH ESO ISS PBL23 END | 56.523 |
| HIERARCH ESO ISS PBLA23 START | 61.0 |
| HIERARCH ESO ISS PBLA23 END | 61.6 |
| HIERARCH ESO ISS PBL24 START | 89.063 |
| HIERARCH ESO ISS PBL24 END | 88.857 |
| HIERARCH ESO ISS PBLA24 START | 31.404 |
| HIERARCH ESO ISS PBLA24 END | 31.963 |
| HIERARCH ESO ISS PBL34 START | 48.547 |
| HIERARCH ESO ISS PBL34 END | 48.551 |
| HIERARCH ESO ISS PBLA34 START | 356.162 |
| HIERARCH ESO ISS PBLA34 END | 356.848 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002623 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003401 |
| HIERARCH ESO ISS AMBI TEMP | 10.97 |
| HIERARCH ESO ISS AMBI FWHM START | 0.76 |
| HIERARCH ESO ISS AMBI FWHM END | 0.62 |