Exposure
- ID
- GRAVI.2024-02-27T04:39:46.265_1
- Header ID
- GRAVI.2024-02-27T04:39:46.265
- Date updated
- 2024-02-27 05:05:13 UTC+0000
- Release date
- 2025-02-27 05:05:13 UTC+0000
- UTC Start
- 2024-02-27 04:39:46.265
- UTC End
- 2024-02-27 04:45:46.265
- MJD Start
- 60367.19428547
- MJD End
- 60367.1984521367
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00414
- Ambient temperature (°C)
- 15.39
- Seeing (arcsec)
- 0.95
Observation
- ID
- 58524
- Category
- science
- Program ID
- 112.2622.001
- Program Title
- TEMPORAL MONITORING OF TW HYA'S MAGNETOSPHERE WITH GRAVITY
- Program Type
- Normal
- PI / COI
- SOULAIN/ ROUSSELET-PERRAUT/ BOUVIER/ BENISTY/ TESSORE/ PANTOLMOS/ DOUGADOS/ ALECIAN/ BERGER/ DONATI/ LABADIE
Target
- ID
- 43325
- Name
- TW_Hya
- RA
- 165.468553
- DEC
- -34.70485
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.2590 | 56.2070 | 21.8000 | 22.6000 |
| U1-U3 | 102.1070 | 102.0130 | 28.0000 | 28.8000 |
| U1-U4 | 130.1500 | 130.2010 | 55.3690 | 56.2860 |
| U2-U3 | 46.5820 | 46.5460 | 35.6000 | 36.4000 |
| U2-U4 | 88.8950 | 89.0880 | 75.8530 | 76.7850 |
| U3-U4 | 61.2870 | 61.5360 | 105.3000 | 106.1360 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 112.2622.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 60367.19428547 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | V TW Hya |
| HIERARCH ESO INS SOBJ NAME | TW_Hya |
| RA | 165.468553 |
| DEC | -34.70485 |
| HIERARCH ESO INS SPEC RES | HIGH |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 377.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 56.259 |
| HIERARCH ESO ISS PBL12 END | 56.207 |
| HIERARCH ESO ISS PBLA12 START | 21.8 |
| HIERARCH ESO ISS PBLA12 END | 22.6 |
| HIERARCH ESO ISS PBL13 START | 102.107 |
| HIERARCH ESO ISS PBL13 END | 102.013 |
| HIERARCH ESO ISS PBLA13 START | 28.0 |
| HIERARCH ESO ISS PBLA13 END | 28.8 |
| HIERARCH ESO ISS PBL14 START | 130.15 |
| HIERARCH ESO ISS PBL14 END | 130.201 |
| HIERARCH ESO ISS PBLA14 START | 55.369 |
| HIERARCH ESO ISS PBLA14 END | 56.286 |
| HIERARCH ESO ISS PBL23 START | 46.582 |
| HIERARCH ESO ISS PBL23 END | 46.546 |
| HIERARCH ESO ISS PBLA23 START | 35.6 |
| HIERARCH ESO ISS PBLA23 END | 36.4 |
| HIERARCH ESO ISS PBL24 START | 88.895 |
| HIERARCH ESO ISS PBL24 END | 89.088 |
| HIERARCH ESO ISS PBLA24 START | 75.853 |
| HIERARCH ESO ISS PBLA24 END | 76.785 |
| HIERARCH ESO ISS PBL34 START | 61.287 |
| HIERARCH ESO ISS PBL34 END | 61.536 |
| HIERARCH ESO ISS PBLA34 START | 105.3 |
| HIERARCH ESO ISS PBLA34 END | 106.136 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004432 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003848 |
| HIERARCH ESO ISS AMBI TEMP | 15.39 |
| HIERARCH ESO ISS AMBI FWHM START | 0.88 |
| HIERARCH ESO ISS AMBI FWHM END | 1.02 |