Exposure
- ID
- GRAVI.2024-02-27T04:17:37.209_1
- Header ID
- GRAVI.2024-02-27T04:17:37.209
- Date updated
- 2024-02-27 04:45:07 UTC+0000
- Release date
- 2025-02-27 04:45:07 UTC+0000
- UTC Start
- 2024-02-27 04:17:37.209
- UTC End
- 2024-02-27 04:23:37.209
- MJD Start
- 60367.17890288
- MJD End
- 60367.1830695467
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004409
- Ambient temperature (°C)
- 15.22
- Seeing (arcsec)
- 0.94
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 | 56.3990 | 56.3650 | 19.0000 | 19.8000 |
| U1-U3 | 102.3340 | 102.2850 | 25.1000 | 26.0000 |
| U1-U4 | 129.6310 | 129.8300 | 52.0280 | 52.9970 |
| U2-U3 | 46.6400 | 46.6330 | 32.5000 | 33.4000 |
| U2-U4 | 87.8910 | 88.2260 | 72.4990 | 73.4640 |
| U3-U4 | 60.1720 | 60.5260 | 102.3900 | 103.2120 |
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 | 60367.17890288 |
| 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 | 56.399 |
| HIERARCH ESO ISS PBL12 END | 56.365 |
| HIERARCH ESO ISS PBLA12 START | 19.0 |
| HIERARCH ESO ISS PBLA12 END | 19.8 |
| HIERARCH ESO ISS PBL13 START | 102.334 |
| HIERARCH ESO ISS PBL13 END | 102.285 |
| HIERARCH ESO ISS PBLA13 START | 25.1 |
| HIERARCH ESO ISS PBLA13 END | 26.0 |
| HIERARCH ESO ISS PBL14 START | 129.631 |
| HIERARCH ESO ISS PBL14 END | 129.83 |
| HIERARCH ESO ISS PBLA14 START | 52.028 |
| HIERARCH ESO ISS PBLA14 END | 52.997 |
| HIERARCH ESO ISS PBL23 START | 46.64 |
| HIERARCH ESO ISS PBL23 END | 46.633 |
| HIERARCH ESO ISS PBLA23 START | 32.5 |
| HIERARCH ESO ISS PBLA23 END | 33.4 |
| HIERARCH ESO ISS PBL24 START | 87.891 |
| HIERARCH ESO ISS PBL24 END | 88.226 |
| HIERARCH ESO ISS PBLA24 START | 72.499 |
| HIERARCH ESO ISS PBLA24 END | 73.464 |
| HIERARCH ESO ISS PBL34 START | 60.172 |
| HIERARCH ESO ISS PBL34 END | 60.526 |
| HIERARCH ESO ISS PBLA34 START | 102.39 |
| HIERARCH ESO ISS PBLA34 END | 103.212 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004178 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00464 |
| HIERARCH ESO ISS AMBI TEMP | 15.22 |
| HIERARCH ESO ISS AMBI FWHM START | 1.03 |
| HIERARCH ESO ISS AMBI FWHM END | 0.85 |