Exposure
- ID
- GRAVI.2024-02-24T04:23:49.574_1
- Header ID
- GRAVI.2024-02-24T04:23:49.574
- Date updated
- 2024-02-24 04:40:27 UTC+0000
- Release date
- 2025-02-24 04:40:27 UTC+0000
- UTC Start
- 2024-02-24 04:23:49.574
- UTC End
- 2024-02-24 04:29:49.574
- MJD Start
- 60364.18321266
- MJD End
- 60364.1873793267
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004769
- Ambient temperature (°C)
- 14.91
- Seeing (arcsec)
- 1.34
Observation
- ID
- 58507
- 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
- 43311
- Name
- TW_Hya
- RA
- 165.468402
- DEC
- -34.70492
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.4250 | 56.3960 | 18.3000 | 19.1000 |
| U1-U3 | 102.3680 | 102.3290 | 24.4000 | 25.2000 |
| U1-U4 | 129.4220 | 129.6540 | 51.1580 | 52.1380 |
| U2-U3 | 46.6400 | 46.6400 | 31.7000 | 32.6000 |
| U2-U4 | 87.5570 | 87.9270 | 71.6280 | 72.6050 |
| U3-U4 | 59.8280 | 60.2100 | 101.6600 | 102.4810 |
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 | 60364.18321266 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | V TW Hya |
| HIERARCH ESO INS SOBJ NAME | TW_Hya |
| RA | 165.468402 |
| DEC | -34.70492 |
| 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 | 56.425 |
| HIERARCH ESO ISS PBL12 END | 56.396 |
| HIERARCH ESO ISS PBLA12 START | 18.3 |
| HIERARCH ESO ISS PBLA12 END | 19.1 |
| HIERARCH ESO ISS PBL13 START | 102.368 |
| HIERARCH ESO ISS PBL13 END | 102.329 |
| HIERARCH ESO ISS PBLA13 START | 24.4 |
| HIERARCH ESO ISS PBLA13 END | 25.2 |
| HIERARCH ESO ISS PBL14 START | 129.422 |
| HIERARCH ESO ISS PBL14 END | 129.654 |
| HIERARCH ESO ISS PBLA14 START | 51.158 |
| HIERARCH ESO ISS PBLA14 END | 52.138 |
| HIERARCH ESO ISS PBL23 START | 46.64 |
| HIERARCH ESO ISS PBL23 END | 46.64 |
| HIERARCH ESO ISS PBLA23 START | 31.7 |
| HIERARCH ESO ISS PBLA23 END | 32.6 |
| HIERARCH ESO ISS PBL24 START | 87.557 |
| HIERARCH ESO ISS PBL24 END | 87.927 |
| HIERARCH ESO ISS PBLA24 START | 71.628 |
| HIERARCH ESO ISS PBLA24 END | 72.605 |
| HIERARCH ESO ISS PBL34 START | 59.828 |
| HIERARCH ESO ISS PBL34 END | 60.21 |
| HIERARCH ESO ISS PBLA34 START | 101.66 |
| HIERARCH ESO ISS PBLA34 END | 102.481 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004769 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004769 |
| HIERARCH ESO ISS AMBI TEMP | 14.91 |
| HIERARCH ESO ISS AMBI FWHM START | 1.34 |
| HIERARCH ESO ISS AMBI FWHM END | 1.34 |