Exposure
- ID
- GRAVI.2024-02-27T03:50:16.139_1
- Header ID
- GRAVI.2024-02-27T03:50:16.139
- Date updated
- 2024-02-27 04:25:14 UTC+0000
- Release date
- 2025-02-27 04:25:13 UTC+0000
- UTC Start
- 2024-02-27 03:50:16.139
- UTC End
- 2024-02-27 03:56:16.139
- MJD Start
- 60367.15990902
- MJD End
- 60367.1640756867
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00487
- Ambient temperature (°C)
- 15.21
- Seeing (arcsec)
- 0.9
Observation
- ID
- 58524
- 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
- 43325
- Name
- TW_Hya
- RA
- 165.468553
- DEC
- -34.70485
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.4990 | 56.4820 | 15.4000 | 16.3000 |
| U1-U3 | 102.4330 | 102.4240 | 21.3000 | 22.2000 |
| U1-U4 | 128.3470 | 128.6970 | 47.6290 | 48.6660 |
| U2-U3 | 46.5960 | 46.6160 | 28.5000 | 29.4000 |
| U2-U4 | 85.9890 | 86.4850 | 68.1300 | 69.1560 |
| U3-U4 | 58.2720 | 58.7580 | 98.8150 | 99.6340 |
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 | 60367.15990902 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | V TW Hya |
| HIERARCH ESO INS SOBJ NAME | TW_Hya |
| RA | 165.468553 |
| 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 | 56.499 |
| HIERARCH ESO ISS PBL12 END | 56.482 |
| HIERARCH ESO ISS PBLA12 START | 15.4 |
| HIERARCH ESO ISS PBLA12 END | 16.3 |
| HIERARCH ESO ISS PBL13 START | 102.433 |
| HIERARCH ESO ISS PBL13 END | 102.424 |
| HIERARCH ESO ISS PBLA13 START | 21.3 |
| HIERARCH ESO ISS PBLA13 END | 22.2 |
| HIERARCH ESO ISS PBL14 START | 128.347 |
| HIERARCH ESO ISS PBL14 END | 128.697 |
| HIERARCH ESO ISS PBLA14 START | 47.629 |
| HIERARCH ESO ISS PBLA14 END | 48.666 |
| HIERARCH ESO ISS PBL23 START | 46.596 |
| HIERARCH ESO ISS PBL23 END | 46.616 |
| HIERARCH ESO ISS PBLA23 START | 28.5 |
| HIERARCH ESO ISS PBLA23 END | 29.4 |
| HIERARCH ESO ISS PBL24 START | 85.989 |
| HIERARCH ESO ISS PBL24 END | 86.485 |
| HIERARCH ESO ISS PBLA24 START | 68.13 |
| HIERARCH ESO ISS PBLA24 END | 69.156 |
| HIERARCH ESO ISS PBL34 START | 58.272 |
| HIERARCH ESO ISS PBL34 END | 58.758 |
| HIERARCH ESO ISS PBLA34 START | 98.815 |
| HIERARCH ESO ISS PBLA34 END | 99.634 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004498 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005242 |
| HIERARCH ESO ISS AMBI TEMP | 15.21 |
| HIERARCH ESO ISS AMBI FWHM START | 1.01 |
| HIERARCH ESO ISS AMBI FWHM END | 0.79 |