Exposure
- ID
- GRAVI.2024-02-28T06:23:11.114_1
- Header ID
- GRAVI.2024-02-28T06:23:11.114
- Date updated
- 2024-02-28 06:40:25 UTC+0000
- Release date
- 2025-02-28 06:40:25 UTC+0000
- UTC Start
- 2024-02-28 06:23:11.114
- UTC End
- 2024-02-28 06:29:11.114
- MJD Start
- 60368.26610086
- MJD End
- 60368.2702675267
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006828
- Ambient temperature (°C)
- 15.8
- Seeing (arcsec)
- 0.5
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 | 54.3060 | 54.1040 | 33.5000 | 34.1000 |
| U1-U3 | 97.9520 | 97.5050 | 40.1000 | 40.7000 |
| U1-U4 | 123.9540 | 123.0830 | 69.4730 | 70.2230 |
| U2-U3 | 44.4390 | 44.1940 | 48.1000 | 48.7000 |
| U2-U4 | 86.1300 | 85.5660 | 91.2100 | 92.1180 |
| U3-U4 | 61.6810 | 61.4790 | 120.7040 | 121.7160 |
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 | 60368.26610086 |
| 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 | 54.306 |
| HIERARCH ESO ISS PBL12 END | 54.104 |
| HIERARCH ESO ISS PBLA12 START | 33.5 |
| HIERARCH ESO ISS PBLA12 END | 34.1 |
| HIERARCH ESO ISS PBL13 START | 97.952 |
| HIERARCH ESO ISS PBL13 END | 97.505 |
| HIERARCH ESO ISS PBLA13 START | 40.1 |
| HIERARCH ESO ISS PBLA13 END | 40.7 |
| HIERARCH ESO ISS PBL14 START | 123.954 |
| HIERARCH ESO ISS PBL14 END | 123.083 |
| HIERARCH ESO ISS PBLA14 START | 69.473 |
| HIERARCH ESO ISS PBLA14 END | 70.223 |
| HIERARCH ESO ISS PBL23 START | 44.439 |
| HIERARCH ESO ISS PBL23 END | 44.194 |
| HIERARCH ESO ISS PBLA23 START | 48.1 |
| HIERARCH ESO ISS PBLA23 END | 48.7 |
| HIERARCH ESO ISS PBL24 START | 86.13 |
| HIERARCH ESO ISS PBL24 END | 85.566 |
| HIERARCH ESO ISS PBLA24 START | 91.21 |
| HIERARCH ESO ISS PBLA24 END | 92.118 |
| HIERARCH ESO ISS PBL34 START | 61.681 |
| HIERARCH ESO ISS PBL34 END | 61.479 |
| HIERARCH ESO ISS PBLA34 START | 120.704 |
| HIERARCH ESO ISS PBLA34 END | 121.716 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007361 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006295 |
| HIERARCH ESO ISS AMBI TEMP | 15.8 |
| HIERARCH ESO ISS AMBI FWHM START | 0.48 |
| HIERARCH ESO ISS AMBI FWHM END | 0.52 |