Exposure
- ID
- GRAVI.2024-02-27T04:59:49.315_1
- Header ID
- GRAVI.2024-02-27T04:59:49.315
- Date updated
- 2024-02-27 05:25:12 UTC+0000
- Release date
- 2025-02-27 05:25:11 UTC+0000
- UTC Start
- 2024-02-27 04:59:49.315
- UTC End
- 2024-02-27 05:05:49.315
- MJD Start
- 60367.20820967
- MJD End
- 60367.2123763367
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005524
- Ambient temperature (°C)
- 15.34
- Seeing (arcsec)
- 0.87
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 | 56.0730 | 56.0010 | 24.2000 | 25.0000 |
| U1-U3 | 101.7570 | 101.6130 | 30.5000 | 31.3000 |
| U1-U4 | 130.1510 | 130.0520 | 58.2340 | 59.1100 |
| U2-U3 | 46.4370 | 46.3710 | 38.2000 | 39.0000 |
| U2-U4 | 89.3600 | 89.4160 | 78.7850 | 79.6930 |
| U3-U4 | 61.9750 | 62.1290 | 107.9730 | 108.8270 |
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 | 60367.20820967 |
| 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 | 56.073 |
| HIERARCH ESO ISS PBL12 END | 56.001 |
| HIERARCH ESO ISS PBLA12 START | 24.2 |
| HIERARCH ESO ISS PBLA12 END | 25.0 |
| HIERARCH ESO ISS PBL13 START | 101.757 |
| HIERARCH ESO ISS PBL13 END | 101.613 |
| HIERARCH ESO ISS PBLA13 START | 30.5 |
| HIERARCH ESO ISS PBLA13 END | 31.3 |
| HIERARCH ESO ISS PBL14 START | 130.151 |
| HIERARCH ESO ISS PBL14 END | 130.052 |
| HIERARCH ESO ISS PBLA14 START | 58.234 |
| HIERARCH ESO ISS PBLA14 END | 59.11 |
| HIERARCH ESO ISS PBL23 START | 46.437 |
| HIERARCH ESO ISS PBL23 END | 46.371 |
| HIERARCH ESO ISS PBLA23 START | 38.2 |
| HIERARCH ESO ISS PBLA23 END | 39.0 |
| HIERARCH ESO ISS PBL24 START | 89.36 |
| HIERARCH ESO ISS PBL24 END | 89.416 |
| HIERARCH ESO ISS PBLA24 START | 78.785 |
| HIERARCH ESO ISS PBLA24 END | 79.693 |
| HIERARCH ESO ISS PBL34 START | 61.975 |
| HIERARCH ESO ISS PBL34 END | 62.129 |
| HIERARCH ESO ISS PBLA34 START | 107.973 |
| HIERARCH ESO ISS PBLA34 END | 108.827 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005022 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006026 |
| HIERARCH ESO ISS AMBI TEMP | 15.34 |
| HIERARCH ESO ISS AMBI FWHM START | 0.91 |
| HIERARCH ESO ISS AMBI FWHM END | 0.83 |