Exposure
- ID
- GRAVI.2024-02-27T03:56:55.156_1
- Header ID
- GRAVI.2024-02-27T03:56:55.156
- 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 03:56:55.156
- UTC End
- 2024-02-27 04:02:55.156
- MJD Start
- 60367.16452727
- MJD End
- 60367.1686939367
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004662
- Ambient temperature (°C)
- 15.13
- Seeing (arcsec)
- 0.885
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 | 56.4810 | 56.4600 | 16.3000 | 17.1000 |
| U1-U3 | 102.4240 | 102.4070 | 22.3000 | 23.1000 |
| U1-U4 | 128.7160 | 129.0330 | 48.7260 | 49.7440 |
| U2-U3 | 46.6170 | 46.6310 | 29.5000 | 30.4000 |
| U2-U4 | 86.5130 | 86.9720 | 69.2150 | 70.2240 |
| U3-U4 | 58.7850 | 59.2390 | 99.6820 | 100.5010 |
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 | 60367.16452727 |
| 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 | 56.481 |
| HIERARCH ESO ISS PBL12 END | 56.46 |
| HIERARCH ESO ISS PBLA12 START | 16.3 |
| HIERARCH ESO ISS PBLA12 END | 17.1 |
| HIERARCH ESO ISS PBL13 START | 102.424 |
| HIERARCH ESO ISS PBL13 END | 102.407 |
| HIERARCH ESO ISS PBLA13 START | 22.3 |
| HIERARCH ESO ISS PBLA13 END | 23.1 |
| HIERARCH ESO ISS PBL14 START | 128.716 |
| HIERARCH ESO ISS PBL14 END | 129.033 |
| HIERARCH ESO ISS PBLA14 START | 48.726 |
| HIERARCH ESO ISS PBLA14 END | 49.744 |
| HIERARCH ESO ISS PBL23 START | 46.617 |
| HIERARCH ESO ISS PBL23 END | 46.631 |
| HIERARCH ESO ISS PBLA23 START | 29.5 |
| HIERARCH ESO ISS PBLA23 END | 30.4 |
| HIERARCH ESO ISS PBL24 START | 86.513 |
| HIERARCH ESO ISS PBL24 END | 86.972 |
| HIERARCH ESO ISS PBLA24 START | 69.215 |
| HIERARCH ESO ISS PBLA24 END | 70.224 |
| HIERARCH ESO ISS PBL34 START | 58.785 |
| HIERARCH ESO ISS PBL34 END | 59.239 |
| HIERARCH ESO ISS PBLA34 START | 99.682 |
| HIERARCH ESO ISS PBLA34 END | 100.501 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005242 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004082 |
| HIERARCH ESO ISS AMBI TEMP | 15.13 |
| HIERARCH ESO ISS AMBI FWHM START | 0.79 |
| HIERARCH ESO ISS AMBI FWHM END | 0.98 |