Exposure
- ID
- GRAVI.2024-02-25T03:08:23.551_1
- Header ID
- GRAVI.2024-02-25T03:08:23.551
- Date updated
- 2024-02-25 03:25:26 UTC+0000
- Release date
- 2025-02-25 03:25:26 UTC+0000
- UTC Start
- 2024-02-25 03:08:23.551
- UTC End
- 2024-02-25 03:14:23.551
- MJD Start
- 60365.13082814
- MJD End
- 60365.1349948067
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006308
- Ambient temperature (°C)
- 16.43
- Seeing (arcsec)
- 0.66
Observation
- ID
- 58517
- 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
- 43318
- Name
- TW_Hya
- RA
- 165.468305
- DEC
- -34.70476
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5570 | 56.5550 | 8.6000 | 9.4000 |
| U1-U3 | 102.3130 | 102.3400 | 14.0000 | 14.9000 |
| U1-U4 | 124.7100 | 125.2330 | 38.7350 | 39.9280 |
| U2-U3 | 46.3160 | 46.3590 | 20.6000 | 21.6000 |
| U2-U4 | 80.9730 | 81.6990 | 59.2890 | 60.4870 |
| U3-U4 | 53.3750 | 54.0940 | 92.1590 | 93.0250 |
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 | 60365.13082814 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | V TW Hya |
| HIERARCH ESO INS SOBJ NAME | TW_Hya |
| RA | 165.468305 |
| DEC | -34.70476 |
| 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 | 56.557 |
| HIERARCH ESO ISS PBL12 END | 56.555 |
| HIERARCH ESO ISS PBLA12 START | 8.6 |
| HIERARCH ESO ISS PBLA12 END | 9.4 |
| HIERARCH ESO ISS PBL13 START | 102.313 |
| HIERARCH ESO ISS PBL13 END | 102.34 |
| HIERARCH ESO ISS PBLA13 START | 14.0 |
| HIERARCH ESO ISS PBLA13 END | 14.9 |
| HIERARCH ESO ISS PBL14 START | 124.71 |
| HIERARCH ESO ISS PBL14 END | 125.233 |
| HIERARCH ESO ISS PBLA14 START | 38.735 |
| HIERARCH ESO ISS PBLA14 END | 39.928 |
| HIERARCH ESO ISS PBL23 START | 46.316 |
| HIERARCH ESO ISS PBL23 END | 46.359 |
| HIERARCH ESO ISS PBLA23 START | 20.6 |
| HIERARCH ESO ISS PBLA23 END | 21.6 |
| HIERARCH ESO ISS PBL24 START | 80.973 |
| HIERARCH ESO ISS PBL24 END | 81.699 |
| HIERARCH ESO ISS PBLA24 START | 59.289 |
| HIERARCH ESO ISS PBLA24 END | 60.487 |
| HIERARCH ESO ISS PBL34 START | 53.375 |
| HIERARCH ESO ISS PBL34 END | 54.094 |
| HIERARCH ESO ISS PBLA34 START | 92.159 |
| HIERARCH ESO ISS PBLA34 END | 93.025 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005435 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007181 |
| HIERARCH ESO ISS AMBI TEMP | 16.43 |
| HIERARCH ESO ISS AMBI FWHM START | 0.68 |
| HIERARCH ESO ISS AMBI FWHM END | 0.64 |