Exposure
- ID
- GRAVI.2024-02-28T05:15:52.942_1
- Header ID
- GRAVI.2024-02-28T05:15:52.942
- Date updated
- 2024-02-28 05:30:34 UTC+0000
- Release date
- 2025-02-28 05:30:34 UTC+0000
- UTC Start
- 2024-02-28 05:15:52.942
- UTC End
- 2024-02-28 05:21:52.942
- MJD Start
- 60368.21936276
- MJD End
- 60368.2235294267
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.011036
- Ambient temperature (°C)
- 16.14
- Seeing (arcsec)
- 0.43
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 | 55.8190 | 55.7230 | 26.6000 | 27.3000 |
| U1-U3 | 101.2400 | 101.0390 | 33.0000 | 33.7000 |
| U1-U4 | 129.6600 | 129.3990 | 60.9920 | 61.8230 |
| U2-U3 | 46.1900 | 46.0890 | 40.7000 | 41.4000 |
| U2-U4 | 89.3840 | 89.2990 | 81.6720 | 82.5580 |
| U3-U4 | 62.3650 | 62.4280 | 110.7320 | 111.6020 |
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 | 60368.21936276 |
| 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 | 55.819 |
| HIERARCH ESO ISS PBL12 END | 55.723 |
| HIERARCH ESO ISS PBLA12 START | 26.6 |
| HIERARCH ESO ISS PBLA12 END | 27.3 |
| HIERARCH ESO ISS PBL13 START | 101.24 |
| HIERARCH ESO ISS PBL13 END | 101.039 |
| HIERARCH ESO ISS PBLA13 START | 33.0 |
| HIERARCH ESO ISS PBLA13 END | 33.7 |
| HIERARCH ESO ISS PBL14 START | 129.66 |
| HIERARCH ESO ISS PBL14 END | 129.399 |
| HIERARCH ESO ISS PBLA14 START | 60.992 |
| HIERARCH ESO ISS PBLA14 END | 61.823 |
| HIERARCH ESO ISS PBL23 START | 46.19 |
| HIERARCH ESO ISS PBL23 END | 46.089 |
| HIERARCH ESO ISS PBLA23 START | 40.7 |
| HIERARCH ESO ISS PBLA23 END | 41.4 |
| HIERARCH ESO ISS PBL24 START | 89.384 |
| HIERARCH ESO ISS PBL24 END | 89.299 |
| HIERARCH ESO ISS PBLA24 START | 81.672 |
| HIERARCH ESO ISS PBLA24 END | 82.558 |
| HIERARCH ESO ISS PBL34 START | 62.365 |
| HIERARCH ESO ISS PBL34 END | 62.428 |
| HIERARCH ESO ISS PBLA34 START | 110.732 |
| HIERARCH ESO ISS PBLA34 END | 111.602 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.010894 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.011178 |
| HIERARCH ESO ISS AMBI TEMP | 16.14 |
| HIERARCH ESO ISS AMBI FWHM START | 0.41 |
| HIERARCH ESO ISS AMBI FWHM END | 0.45 |