Exposure
- ID
- GRAVI.2024-07-31T03:35:05.700_1
- Header ID
- GRAVI.2024-07-31T03:35:05.700
- Date updated
- 2024-07-31 03:50:35 UTC+0000
- Release date
- 2025-07-31 03:50:35 UTC+0000
- UTC Start
- 2024-07-31 03:35:05.700
- UTC End
- 2024-07-31 03:41:05.700
- MJD Start
- 60522.14937153
- MJD End
- 60522.1535381967
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003507
- Ambient temperature (°C)
- 12.87
- Seeing (arcsec)
- 0.965
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 | 118.1290 | 117.4080 | 246.9000 | 247.5000 |
| K0-D0 | 92.6360 | 92.0290 | 258.6000 | 259.3000 |
| K0-J3 | 56.5550 | 56.5460 | 340.4540 | 341.2490 |
| B2-D0 | 33.2560 | 33.1670 | 32.4000 | 33.0000 |
| B2-J3 | 134.1160 | 133.6090 | 41.9860 | 42.5160 |
| D0-J3 | 101.4730 | 101.0530 | 45.1070 | 45.6410 |
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 | 60522.14937153 |
| 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 | 118.129 |
| HIERARCH ESO ISS PBL12 END | 117.408 |
| HIERARCH ESO ISS PBLA12 START | 246.9 |
| HIERARCH ESO ISS PBLA12 END | 247.5 |
| HIERARCH ESO ISS PBL13 START | 92.636 |
| HIERARCH ESO ISS PBL13 END | 92.029 |
| HIERARCH ESO ISS PBLA13 START | 258.6 |
| HIERARCH ESO ISS PBLA13 END | 259.3 |
| HIERARCH ESO ISS PBL14 START | 56.555 |
| HIERARCH ESO ISS PBL14 END | 56.546 |
| HIERARCH ESO ISS PBLA14 START | 340.454 |
| HIERARCH ESO ISS PBLA14 END | 341.249 |
| HIERARCH ESO ISS PBL23 START | 33.256 |
| HIERARCH ESO ISS PBL23 END | 33.167 |
| HIERARCH ESO ISS PBLA23 START | 32.4 |
| HIERARCH ESO ISS PBLA23 END | 33.0 |
| HIERARCH ESO ISS PBL24 START | 134.116 |
| HIERARCH ESO ISS PBL24 END | 133.609 |
| HIERARCH ESO ISS PBLA24 START | 41.986 |
| HIERARCH ESO ISS PBLA24 END | 42.516 |
| HIERARCH ESO ISS PBL34 START | 101.473 |
| HIERARCH ESO ISS PBL34 END | 101.053 |
| HIERARCH ESO ISS PBLA34 START | 45.107 |
| HIERARCH ESO ISS PBLA34 END | 45.641 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003109 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003905 |
| HIERARCH ESO ISS AMBI TEMP | 12.87 |
| HIERARCH ESO ISS AMBI FWHM START | 1.0 |
| HIERARCH ESO ISS AMBI FWHM END | 0.93 |