Exposure
- ID
- GRAVI.2024-07-05T05:25:58.502_1
- Header ID
- GRAVI.2024-07-05T05:25:58.502
- Date updated
- 2024-07-05 05:40:41 UTC+0000
- Release date
- 2025-07-05 05:40:40 UTC+0000
- UTC Start
- 2024-07-05 05:25:58.502
- UTC End
- 2024-07-05 05:31:58.502
- MJD Start
- 60496.22637155
- MJD End
- 60496.2305382167
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0039215
- Ambient temperature (°C)
- 11.0
- Seeing (arcsec)
- 0.605
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 | 88.7270 | 88.3690 | 125.7000 | 126.7000 |
| A0-J2 | 124.5580 | 123.7270 | 102.2000 | 103.1000 |
| A0-K0 | 122.3840 | 121.4760 | 79.5630 | 80.2620 |
| G1-J2 | 55.8160 | 55.4520 | 62.9000 | 63.5000 |
| G1-K0 | 88.3420 | 88.0790 | 33.1560 | 33.6720 |
| J2-K0 | 48.5580 | 48.5600 | 358.3760 | 359.0680 |
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 | 60496.22637155 |
| 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 | 88.727 |
| HIERARCH ESO ISS PBL12 END | 88.369 |
| HIERARCH ESO ISS PBLA12 START | 125.7 |
| HIERARCH ESO ISS PBLA12 END | 126.7 |
| HIERARCH ESO ISS PBL13 START | 124.558 |
| HIERARCH ESO ISS PBL13 END | 123.727 |
| HIERARCH ESO ISS PBLA13 START | 102.2 |
| HIERARCH ESO ISS PBLA13 END | 103.1 |
| HIERARCH ESO ISS PBL14 START | 122.384 |
| HIERARCH ESO ISS PBL14 END | 121.476 |
| HIERARCH ESO ISS PBLA14 START | 79.563 |
| HIERARCH ESO ISS PBLA14 END | 80.262 |
| HIERARCH ESO ISS PBL23 START | 55.816 |
| HIERARCH ESO ISS PBL23 END | 55.452 |
| HIERARCH ESO ISS PBLA23 START | 62.9 |
| HIERARCH ESO ISS PBLA23 END | 63.5 |
| HIERARCH ESO ISS PBL24 START | 88.342 |
| HIERARCH ESO ISS PBL24 END | 88.079 |
| HIERARCH ESO ISS PBLA24 START | 33.156 |
| HIERARCH ESO ISS PBLA24 END | 33.672 |
| HIERARCH ESO ISS PBL34 START | 48.558 |
| HIERARCH ESO ISS PBL34 END | 48.56 |
| HIERARCH ESO ISS PBLA34 START | 358.376 |
| HIERARCH ESO ISS PBLA34 END | 359.068 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004025 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003818 |
| HIERARCH ESO ISS AMBI TEMP | 11.0 |
| HIERARCH ESO ISS AMBI FWHM START | 0.56 |
| HIERARCH ESO ISS AMBI FWHM END | 0.65 |