Exposure
- ID
- GRAVI.2024-07-31T03:14:20.648_1
- Header ID
- GRAVI.2024-07-31T03:14:20.648
- Date updated
- 2024-07-31 03:25:39 UTC+0000
- Release date
- 2025-07-31 03:25:39 UTC+0000
- UTC Start
- 2024-07-31 03:14:20.648
- UTC End
- 2024-07-31 03:20:20.648
- MJD Start
- 60522.1349612
- MJD End
- 60522.1391278667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003104
- Ambient temperature (°C)
- 13.12
- Seeing (arcsec)
- 1.375
Observation
- ID
- 60235
- 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
- 44492
- Name
- HD_169142
- RA
- 276.12279
- DEC
- -29.78058
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| K0-B2 | 120.1110 | 119.5840 | 244.7000 | 245.4000 |
| K0-D0 | 94.2910 | 93.8530 | 256.2000 | 256.9000 |
| K0-J3 | 56.5600 | 56.5630 | 337.8480 | 338.6170 |
| B2-D0 | 33.5050 | 33.4380 | 30.5000 | 31.1000 |
| B2-J3 | 135.5340 | 135.1510 | 40.0860 | 40.6730 |
| D0-J3 | 102.6440 | 102.3290 | 43.1910 | 43.7830 |
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 | 60522.1349612 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD_169142 |
| HIERARCH ESO INS SOBJ NAME | HD_169142 |
| RA | 276.12279 |
| 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 | K0 |
| HIERARCH ESO ISS CONF STATION2 | B2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| HIERARCH ESO ISS CONF STATION4 | J3 |
| EXPTIME | 376.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 120.111 |
| HIERARCH ESO ISS PBL12 END | 119.584 |
| HIERARCH ESO ISS PBLA12 START | 244.7 |
| HIERARCH ESO ISS PBLA12 END | 245.4 |
| HIERARCH ESO ISS PBL13 START | 94.291 |
| HIERARCH ESO ISS PBL13 END | 93.853 |
| HIERARCH ESO ISS PBLA13 START | 256.2 |
| HIERARCH ESO ISS PBLA13 END | 256.9 |
| HIERARCH ESO ISS PBL14 START | 56.56 |
| HIERARCH ESO ISS PBL14 END | 56.563 |
| HIERARCH ESO ISS PBLA14 START | 337.848 |
| HIERARCH ESO ISS PBLA14 END | 338.617 |
| HIERARCH ESO ISS PBL23 START | 33.505 |
| HIERARCH ESO ISS PBL23 END | 33.438 |
| HIERARCH ESO ISS PBLA23 START | 30.5 |
| HIERARCH ESO ISS PBLA23 END | 31.1 |
| HIERARCH ESO ISS PBL24 START | 135.534 |
| HIERARCH ESO ISS PBL24 END | 135.151 |
| HIERARCH ESO ISS PBLA24 START | 40.086 |
| HIERARCH ESO ISS PBLA24 END | 40.673 |
| HIERARCH ESO ISS PBL34 START | 102.644 |
| HIERARCH ESO ISS PBL34 END | 102.329 |
| HIERARCH ESO ISS PBLA34 START | 43.191 |
| HIERARCH ESO ISS PBLA34 END | 43.783 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003221 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002987 |
| HIERARCH ESO ISS AMBI TEMP | 13.12 |
| HIERARCH ESO ISS AMBI FWHM START | 1.23 |
| HIERARCH ESO ISS AMBI FWHM END | 1.52 |