Exposure
- ID
- GRAVI.2024-02-28T05:36:13.995_1
- Header ID
- GRAVI.2024-02-28T05:36:13.995
- Date updated
- 2024-02-28 05:50:29 UTC+0000
- Release date
- 2025-02-28 05:50:29 UTC+0000
- UTC Start
- 2024-02-28 05:36:13.995
- UTC End
- 2024-02-28 05:42:13.995
- MJD Start
- 60368.23349531
- MJD End
- 60368.2376619767
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007549
- Ambient temperature (°C)
- 16.03
- Seeing (arcsec)
- 0.47
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 | 55.4770 | 55.3520 | 28.8000 | 29.5000 |
| U1-U3 | 100.5150 | 100.2470 | 35.3000 | 35.9000 |
| U1-U4 | 128.6150 | 128.1760 | 63.6650 | 64.4690 |
| U2-U3 | 45.8190 | 45.6780 | 43.1000 | 43.8000 |
| U2-U4 | 88.9440 | 88.7120 | 84.5540 | 85.4400 |
| U3-U4 | 62.4690 | 62.4430 | 113.6080 | 114.5180 |
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 | 60368.23349531 |
| 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 | 55.477 |
| HIERARCH ESO ISS PBL12 END | 55.352 |
| HIERARCH ESO ISS PBLA12 START | 28.8 |
| HIERARCH ESO ISS PBLA12 END | 29.5 |
| HIERARCH ESO ISS PBL13 START | 100.515 |
| HIERARCH ESO ISS PBL13 END | 100.247 |
| HIERARCH ESO ISS PBLA13 START | 35.3 |
| HIERARCH ESO ISS PBLA13 END | 35.9 |
| HIERARCH ESO ISS PBL14 START | 128.615 |
| HIERARCH ESO ISS PBL14 END | 128.176 |
| HIERARCH ESO ISS PBLA14 START | 63.665 |
| HIERARCH ESO ISS PBLA14 END | 64.469 |
| HIERARCH ESO ISS PBL23 START | 45.819 |
| HIERARCH ESO ISS PBL23 END | 45.678 |
| HIERARCH ESO ISS PBLA23 START | 43.1 |
| HIERARCH ESO ISS PBLA23 END | 43.8 |
| HIERARCH ESO ISS PBL24 START | 88.944 |
| HIERARCH ESO ISS PBL24 END | 88.712 |
| HIERARCH ESO ISS PBLA24 START | 84.554 |
| HIERARCH ESO ISS PBLA24 END | 85.44 |
| HIERARCH ESO ISS PBL34 START | 62.469 |
| HIERARCH ESO ISS PBL34 END | 62.443 |
| HIERARCH ESO ISS PBLA34 START | 113.608 |
| HIERARCH ESO ISS PBLA34 END | 114.518 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007668 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00743 |
| HIERARCH ESO ISS AMBI TEMP | 16.03 |
| HIERARCH ESO ISS AMBI FWHM START | 0.45 |
| HIERARCH ESO ISS AMBI FWHM END | 0.49 |