Exposure
- ID
- GRAVI.2024-02-24T05:17:43.711_1
- Header ID
- GRAVI.2024-02-24T05:17:43.711
- Date updated
- 2024-02-24 05:35:27 UTC+0000
- Release date
- 2025-02-24 05:35:27 UTC+0000
- UTC Start
- 2024-02-24 05:17:43.711
- UTC End
- 2024-02-24 05:23:43.711
- MJD Start
- 60364.2206448
- MJD End
- 60364.2248114667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004769
- Ambient temperature (°C)
- 13.84
- Seeing (arcsec)
- 1.34
Observation
- ID
- 58509
- 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
- 43313
- Name
- TW_Hya
- RA
- 165.468284
- DEC
- -34.70479
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.0030 | 55.9240 | 25.0000 | 25.7000 |
| U1-U3 | 101.6170 | 101.4570 | 31.3000 | 32.1000 |
| U1-U4 | 130.0540 | 129.9070 | 59.1050 | 59.9650 |
| U2-U3 | 46.3720 | 46.2960 | 39.0000 | 39.8000 |
| U2-U4 | 89.4150 | 89.4280 | 79.6870 | 80.5880 |
| U3-U4 | 62.1260 | 62.2520 | 108.8230 | 109.6810 |
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 | 60364.2206448 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | V TW Hya |
| HIERARCH ESO INS SOBJ NAME | TW_Hya |
| RA | 165.468284 |
| DEC | -34.70479 |
| 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 | 56.003 |
| HIERARCH ESO ISS PBL12 END | 55.924 |
| HIERARCH ESO ISS PBLA12 START | 25.0 |
| HIERARCH ESO ISS PBLA12 END | 25.7 |
| HIERARCH ESO ISS PBL13 START | 101.617 |
| HIERARCH ESO ISS PBL13 END | 101.457 |
| HIERARCH ESO ISS PBLA13 START | 31.3 |
| HIERARCH ESO ISS PBLA13 END | 32.1 |
| HIERARCH ESO ISS PBL14 START | 130.054 |
| HIERARCH ESO ISS PBL14 END | 129.907 |
| HIERARCH ESO ISS PBLA14 START | 59.105 |
| HIERARCH ESO ISS PBLA14 END | 59.965 |
| HIERARCH ESO ISS PBL23 START | 46.372 |
| HIERARCH ESO ISS PBL23 END | 46.296 |
| HIERARCH ESO ISS PBLA23 START | 39.0 |
| HIERARCH ESO ISS PBLA23 END | 39.8 |
| HIERARCH ESO ISS PBL24 START | 89.415 |
| HIERARCH ESO ISS PBL24 END | 89.428 |
| HIERARCH ESO ISS PBLA24 START | 79.687 |
| HIERARCH ESO ISS PBLA24 END | 80.588 |
| HIERARCH ESO ISS PBL34 START | 62.126 |
| HIERARCH ESO ISS PBL34 END | 62.252 |
| HIERARCH ESO ISS PBLA34 START | 108.823 |
| HIERARCH ESO ISS PBLA34 END | 109.681 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004769 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004769 |
| HIERARCH ESO ISS AMBI TEMP | 13.84 |
| HIERARCH ESO ISS AMBI FWHM START | 1.34 |
| HIERARCH ESO ISS AMBI FWHM END | 1.34 |