Exposure
- ID
- GRAVI.2024-02-24T04:17:10.556_1
- Header ID
- GRAVI.2024-02-24T04:17:10.556
- Date updated
- 2024-02-24 04:35:27 UTC+0000
- Release date
- 2025-02-24 04:35:27 UTC+0000
- UTC Start
- 2024-02-24 04:17:10.556
- UTC End
- 2024-02-24 04:23:10.556
- MJD Start
- 60364.1785944
- MJD End
- 60364.1827610667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004769
- Ambient temperature (°C)
- 14.87
- Seeing (arcsec)
- 1.34
Observation
- ID
- 58507
- 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
- 43311
- Name
- TW_Hya
- RA
- 165.468402
- DEC
- -34.70492
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.4520 | 56.4270 | 17.4000 | 18.3000 |
| U1-U3 | 102.3990 | 102.3700 | 23.4000 | 24.3000 |
| U1-U4 | 129.1360 | 129.4080 | 50.1040 | 51.1050 |
| U2-U3 | 46.6340 | 46.6400 | 30.7000 | 31.6000 |
| U2-U4 | 87.1250 | 87.5360 | 70.5810 | 71.5760 |
| U3-U4 | 59.3920 | 59.8070 | 100.7940 | 101.6170 |
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 | 60364.1785944 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | V TW Hya |
| HIERARCH ESO INS SOBJ NAME | TW_Hya |
| RA | 165.468402 |
| DEC | -34.70492 |
| 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 | 56.452 |
| HIERARCH ESO ISS PBL12 END | 56.427 |
| HIERARCH ESO ISS PBLA12 START | 17.4 |
| HIERARCH ESO ISS PBLA12 END | 18.3 |
| HIERARCH ESO ISS PBL13 START | 102.399 |
| HIERARCH ESO ISS PBL13 END | 102.37 |
| HIERARCH ESO ISS PBLA13 START | 23.4 |
| HIERARCH ESO ISS PBLA13 END | 24.3 |
| HIERARCH ESO ISS PBL14 START | 129.136 |
| HIERARCH ESO ISS PBL14 END | 129.408 |
| HIERARCH ESO ISS PBLA14 START | 50.104 |
| HIERARCH ESO ISS PBLA14 END | 51.105 |
| HIERARCH ESO ISS PBL23 START | 46.634 |
| HIERARCH ESO ISS PBL23 END | 46.64 |
| HIERARCH ESO ISS PBLA23 START | 30.7 |
| HIERARCH ESO ISS PBLA23 END | 31.6 |
| HIERARCH ESO ISS PBL24 START | 87.125 |
| HIERARCH ESO ISS PBL24 END | 87.536 |
| HIERARCH ESO ISS PBLA24 START | 70.581 |
| HIERARCH ESO ISS PBLA24 END | 71.576 |
| HIERARCH ESO ISS PBL34 START | 59.392 |
| HIERARCH ESO ISS PBL34 END | 59.807 |
| HIERARCH ESO ISS PBLA34 START | 100.794 |
| HIERARCH ESO ISS PBLA34 END | 101.617 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004769 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004769 |
| HIERARCH ESO ISS AMBI TEMP | 14.87 |
| HIERARCH ESO ISS AMBI FWHM START | 1.34 |
| HIERARCH ESO ISS AMBI FWHM END | 1.34 |