Exposure
- ID
- GRAVI.2024-02-27T03:43:40.122_1
- Header ID
- GRAVI.2024-02-27T03:43:40.122
- Date updated
- 2024-02-27 04:25:14 UTC+0000
- Release date
- 2025-02-27 04:25:13 UTC+0000
- UTC Start
- 2024-02-27 03:43:40.122
- UTC End
- 2024-02-27 03:49:40.122
- MJD Start
- 60367.15532549
- MJD End
- 60367.1594921567
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004661
- Ambient temperature (°C)
- 15.09
- Seeing (arcsec)
- 1.04
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 | 56.5140 | 56.5000 | 14.5000 | 15.4000 |
| U1-U3 | 102.4340 | 102.4330 | 20.4000 | 21.3000 |
| U1-U4 | 127.9450 | 128.3260 | 46.5120 | 47.5680 |
| U2-U3 | 46.5700 | 46.5950 | 27.5000 | 28.4000 |
| U2-U4 | 85.4280 | 85.9590 | 67.0260 | 68.0690 |
| U3-U4 | 57.7250 | 58.2430 | 97.9450 | 98.7670 |
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 | 60367.15532549 |
| 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 | 56.514 |
| HIERARCH ESO ISS PBL12 END | 56.5 |
| HIERARCH ESO ISS PBLA12 START | 14.5 |
| HIERARCH ESO ISS PBLA12 END | 15.4 |
| HIERARCH ESO ISS PBL13 START | 102.434 |
| HIERARCH ESO ISS PBL13 END | 102.433 |
| HIERARCH ESO ISS PBLA13 START | 20.4 |
| HIERARCH ESO ISS PBLA13 END | 21.3 |
| HIERARCH ESO ISS PBL14 START | 127.945 |
| HIERARCH ESO ISS PBL14 END | 128.326 |
| HIERARCH ESO ISS PBLA14 START | 46.512 |
| HIERARCH ESO ISS PBLA14 END | 47.568 |
| HIERARCH ESO ISS PBL23 START | 46.57 |
| HIERARCH ESO ISS PBL23 END | 46.595 |
| HIERARCH ESO ISS PBLA23 START | 27.5 |
| HIERARCH ESO ISS PBLA23 END | 28.4 |
| HIERARCH ESO ISS PBL24 START | 85.428 |
| HIERARCH ESO ISS PBL24 END | 85.959 |
| HIERARCH ESO ISS PBLA24 START | 67.026 |
| HIERARCH ESO ISS PBLA24 END | 68.069 |
| HIERARCH ESO ISS PBL34 START | 57.725 |
| HIERARCH ESO ISS PBL34 END | 58.243 |
| HIERARCH ESO ISS PBLA34 START | 97.945 |
| HIERARCH ESO ISS PBLA34 END | 98.767 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004824 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004498 |
| HIERARCH ESO ISS AMBI TEMP | 15.09 |
| HIERARCH ESO ISS AMBI FWHM START | 1.07 |
| HIERARCH ESO ISS AMBI FWHM END | 1.01 |