Exposure
- ID
- GRAVI.2024-02-28T04:49:13.875_1
- Header ID
- GRAVI.2024-02-28T04:49:13.875
- Date updated
- 2024-02-28 05:00:34 UTC+0000
- Release date
- 2025-02-28 05:00:33 UTC+0000
- UTC Start
- 2024-02-28 04:49:13.875
- UTC End
- 2024-02-28 04:55:13.875
- MJD Start
- 60368.20085504
- MJD End
- 60368.2050217067
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0090645
- Ambient temperature (°C)
- 16.13
- Seeing (arcsec)
- 0.435
Observation
- ID
- 58538
- 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
- 43336
- Name
- TW_Hya
- RA
- 165.468241
- DEC
- -34.70478
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.1420 | 56.0770 | 23.4000 | 24.2000 |
| U1-U3 | 101.8910 | 101.7650 | 29.7000 | 30.5000 |
| U1-U4 | 130.2040 | 130.1560 | 57.3120 | 58.1980 |
| U2-U3 | 46.4960 | 46.4410 | 37.3000 | 38.1000 |
| U2-U4 | 89.2540 | 89.3550 | 77.8340 | 78.7470 |
| U3-U4 | 61.7790 | 61.9640 | 107.0940 | 107.9390 |
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 | 60368.20085504 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | V TW Hya |
| HIERARCH ESO INS SOBJ NAME | TW_Hya |
| RA | 165.468241 |
| DEC | -34.70478 |
| 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 | 56.142 |
| HIERARCH ESO ISS PBL12 END | 56.077 |
| HIERARCH ESO ISS PBLA12 START | 23.4 |
| HIERARCH ESO ISS PBLA12 END | 24.2 |
| HIERARCH ESO ISS PBL13 START | 101.891 |
| HIERARCH ESO ISS PBL13 END | 101.765 |
| HIERARCH ESO ISS PBLA13 START | 29.7 |
| HIERARCH ESO ISS PBLA13 END | 30.5 |
| HIERARCH ESO ISS PBL14 START | 130.204 |
| HIERARCH ESO ISS PBL14 END | 130.156 |
| HIERARCH ESO ISS PBLA14 START | 57.312 |
| HIERARCH ESO ISS PBLA14 END | 58.198 |
| HIERARCH ESO ISS PBL23 START | 46.496 |
| HIERARCH ESO ISS PBL23 END | 46.441 |
| HIERARCH ESO ISS PBLA23 START | 37.3 |
| HIERARCH ESO ISS PBLA23 END | 38.1 |
| HIERARCH ESO ISS PBL24 START | 89.254 |
| HIERARCH ESO ISS PBL24 END | 89.355 |
| HIERARCH ESO ISS PBLA24 START | 77.834 |
| HIERARCH ESO ISS PBLA24 END | 78.747 |
| HIERARCH ESO ISS PBL34 START | 61.779 |
| HIERARCH ESO ISS PBL34 END | 61.964 |
| HIERARCH ESO ISS PBLA34 START | 107.094 |
| HIERARCH ESO ISS PBLA34 END | 107.939 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009424 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008705 |
| HIERARCH ESO ISS AMBI TEMP | 16.13 |
| HIERARCH ESO ISS AMBI FWHM START | 0.42 |
| HIERARCH ESO ISS AMBI FWHM END | 0.45 |