Exposure
- ID
- GRAVI.2024-02-28T05:09:16.926_1
- Header ID
- GRAVI.2024-02-28T05:09:16.926
- Date updated
- 2024-02-28 05:20:33 UTC+0000
- Release date
- 2025-02-28 05:20:32 UTC+0000
- UTC Start
- 2024-02-28 05:09:16.926
- UTC End
- 2024-02-28 05:15:16.926
- MJD Start
- 60368.21477924
- MJD End
- 60368.2189459067
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0111585
- Ambient temperature (°C)
- 16.05
- Seeing (arcsec)
- 0.405
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 | 55.9110 | 55.8230 | 25.8000 | 26.5000 |
| U1-U3 | 101.4300 | 101.2490 | 32.2000 | 32.9000 |
| U1-U4 | 129.8790 | 129.6710 | 60.1030 | 60.9530 |
| U2-U3 | 46.2830 | 46.1940 | 39.9000 | 40.7000 |
| U2-U4 | 89.4260 | 89.3870 | 80.7330 | 81.6310 |
| U3-U4 | 62.2690 | 62.3610 | 109.8210 | 110.6910 |
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 | 60368.21477924 |
| 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 | 55.911 |
| HIERARCH ESO ISS PBL12 END | 55.823 |
| HIERARCH ESO ISS PBLA12 START | 25.8 |
| HIERARCH ESO ISS PBLA12 END | 26.5 |
| HIERARCH ESO ISS PBL13 START | 101.43 |
| HIERARCH ESO ISS PBL13 END | 101.249 |
| HIERARCH ESO ISS PBLA13 START | 32.2 |
| HIERARCH ESO ISS PBLA13 END | 32.9 |
| HIERARCH ESO ISS PBL14 START | 129.879 |
| HIERARCH ESO ISS PBL14 END | 129.671 |
| HIERARCH ESO ISS PBLA14 START | 60.103 |
| HIERARCH ESO ISS PBLA14 END | 60.953 |
| HIERARCH ESO ISS PBL23 START | 46.283 |
| HIERARCH ESO ISS PBL23 END | 46.194 |
| HIERARCH ESO ISS PBLA23 START | 39.9 |
| HIERARCH ESO ISS PBLA23 END | 40.7 |
| HIERARCH ESO ISS PBL24 START | 89.426 |
| HIERARCH ESO ISS PBL24 END | 89.387 |
| HIERARCH ESO ISS PBLA24 START | 80.733 |
| HIERARCH ESO ISS PBLA24 END | 81.631 |
| HIERARCH ESO ISS PBL34 START | 62.269 |
| HIERARCH ESO ISS PBL34 END | 62.361 |
| HIERARCH ESO ISS PBLA34 START | 109.821 |
| HIERARCH ESO ISS PBLA34 END | 110.691 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.011423 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.010894 |
| HIERARCH ESO ISS AMBI TEMP | 16.05 |
| HIERARCH ESO ISS AMBI FWHM START | 0.4 |
| HIERARCH ESO ISS AMBI FWHM END | 0.41 |