Exposure
- ID
- GRAVI.2024-02-25T03:40:14.632_1
- Header ID
- GRAVI.2024-02-25T03:40:14.632
- Date updated
- 2024-02-25 03:55:30 UTC+0000
- Release date
- 2025-02-25 03:55:29 UTC+0000
- UTC Start
- 2024-02-25 03:40:14.632
- UTC End
- 2024-02-25 03:46:14.632
- MJD Start
- 60365.15294713
- MJD End
- 60365.1571137967
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0086105
- Ambient temperature (°C)
- 16.2
- Seeing (arcsec)
- 0.5
Observation
- ID
- 58519
- 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
- 43320
- Name
- TW_Hya
- RA
- 165.468367
- DEC
- -34.70485
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5330 | 56.5230 | 13.0000 | 13.9000 |
| U1-U3 | 102.4200 | 102.4300 | 18.7000 | 19.7000 |
| U1-U4 | 127.1950 | 127.6230 | 44.5710 | 45.6620 |
| U2-U3 | 46.5160 | 46.5480 | 25.7000 | 26.7000 |
| U2-U4 | 84.3930 | 84.9830 | 65.1050 | 66.1840 |
| U3-U4 | 56.7220 | 57.2930 | 96.4620 | 97.2910 |
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 | 60365.15294713 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | V TW Hya |
| HIERARCH ESO INS SOBJ NAME | TW_Hya |
| RA | 165.468367 |
| 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 | 56.533 |
| HIERARCH ESO ISS PBL12 END | 56.523 |
| HIERARCH ESO ISS PBLA12 START | 13.0 |
| HIERARCH ESO ISS PBLA12 END | 13.9 |
| HIERARCH ESO ISS PBL13 START | 102.42 |
| HIERARCH ESO ISS PBL13 END | 102.43 |
| HIERARCH ESO ISS PBLA13 START | 18.7 |
| HIERARCH ESO ISS PBLA13 END | 19.7 |
| HIERARCH ESO ISS PBL14 START | 127.195 |
| HIERARCH ESO ISS PBL14 END | 127.623 |
| HIERARCH ESO ISS PBLA14 START | 44.571 |
| HIERARCH ESO ISS PBLA14 END | 45.662 |
| HIERARCH ESO ISS PBL23 START | 46.516 |
| HIERARCH ESO ISS PBL23 END | 46.548 |
| HIERARCH ESO ISS PBLA23 START | 25.7 |
| HIERARCH ESO ISS PBLA23 END | 26.7 |
| HIERARCH ESO ISS PBL24 START | 84.393 |
| HIERARCH ESO ISS PBL24 END | 84.983 |
| HIERARCH ESO ISS PBLA24 START | 65.105 |
| HIERARCH ESO ISS PBLA24 END | 66.184 |
| HIERARCH ESO ISS PBL34 START | 56.722 |
| HIERARCH ESO ISS PBL34 END | 57.293 |
| HIERARCH ESO ISS PBLA34 START | 96.462 |
| HIERARCH ESO ISS PBLA34 END | 97.291 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008715 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008506 |
| HIERARCH ESO ISS AMBI TEMP | 16.2 |
| HIERARCH ESO ISS AMBI FWHM START | 0.51 |
| HIERARCH ESO ISS AMBI FWHM END | 0.49 |