Exposure
- ID
- GRAVI.2024-02-25T01:20:38.277_1
- Header ID
- GRAVI.2024-02-25T01:20:38.277
- Date updated
- 2024-02-25 01:35:28 UTC+0000
- Release date
- 2025-02-25 01:35:28 UTC+0000
- UTC Start
- 2024-02-25 01:20:38.277
- UTC End
- 2024-02-25 01:26:38.277
- MJD Start
- 60365.05599858
- MJD End
- 60365.0601652467
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0040805
- Ambient temperature (°C)
- 16.32
- Seeing (arcsec)
- 0.65
Observation
- ID
- 58517
- 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
- 43318
- Name
- TW_Hya
- RA
- 165.468305
- DEC
- -34.70476
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5590 | 56.5600 | 353.1000 | 354.0000 |
| U1-U3 | 102.0610 | 102.0510 | 356.9000 | 357.9000 |
| U1-U4 | 116.1770 | 116.5370 | 15.1350 | 16.6550 |
| U2-U3 | 45.7750 | 45.7830 | 1.5000 | 2.7000 |
| U2-U4 | 67.2030 | 67.9490 | 33.5590 | 35.3770 |
| U3-U4 | 37.3740 | 38.4520 | 74.1020 | 75.4430 |
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 | 60365.05599858 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | V TW Hya |
| HIERARCH ESO INS SOBJ NAME | TW_Hya |
| RA | 165.468305 |
| DEC | -34.70476 |
| 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 | 56.559 |
| HIERARCH ESO ISS PBL12 END | 56.56 |
| HIERARCH ESO ISS PBLA12 START | 353.1 |
| HIERARCH ESO ISS PBLA12 END | 354.0 |
| HIERARCH ESO ISS PBL13 START | 102.061 |
| HIERARCH ESO ISS PBL13 END | 102.051 |
| HIERARCH ESO ISS PBLA13 START | 356.9 |
| HIERARCH ESO ISS PBLA13 END | 357.9 |
| HIERARCH ESO ISS PBL14 START | 116.177 |
| HIERARCH ESO ISS PBL14 END | 116.537 |
| HIERARCH ESO ISS PBLA14 START | 15.135 |
| HIERARCH ESO ISS PBLA14 END | 16.655 |
| HIERARCH ESO ISS PBL23 START | 45.775 |
| HIERARCH ESO ISS PBL23 END | 45.783 |
| HIERARCH ESO ISS PBLA23 START | 1.5 |
| HIERARCH ESO ISS PBLA23 END | 2.7 |
| HIERARCH ESO ISS PBL24 START | 67.203 |
| HIERARCH ESO ISS PBL24 END | 67.949 |
| HIERARCH ESO ISS PBLA24 START | 33.559 |
| HIERARCH ESO ISS PBLA24 END | 35.377 |
| HIERARCH ESO ISS PBL34 START | 37.374 |
| HIERARCH ESO ISS PBL34 END | 38.452 |
| HIERARCH ESO ISS PBLA34 START | 74.102 |
| HIERARCH ESO ISS PBLA34 END | 75.443 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003082 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005079 |
| HIERARCH ESO ISS AMBI TEMP | 16.32 |
| HIERARCH ESO ISS AMBI FWHM START | 0.78 |
| HIERARCH ESO ISS AMBI FWHM END | 0.52 |