Exposure
- ID
- GRAVI.2024-02-24T03:43:16.470_1
- Header ID
- GRAVI.2024-02-24T03:43:16.470
- Date updated
- 2024-02-24 03:55:27 UTC+0000
- Release date
- 2025-02-24 03:55:27 UTC+0000
- UTC Start
- 2024-02-24 03:43:16.470
- UTC End
- 2024-02-24 03:49:16.470
- MJD Start
- 60364.15505174
- MJD End
- 60364.1592184067
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004769
- Ambient temperature (°C)
- 14.62
- 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 | 56.5340 | 56.5250 | 12.9000 | 13.7000 |
| U1-U3 | 102.4190 | 102.4290 | 18.6000 | 19.5000 |
| U1-U4 | 127.1290 | 127.5630 | 44.4100 | 45.5080 |
| U2-U3 | 46.5110 | 46.5440 | 25.6000 | 26.6000 |
| U2-U4 | 84.3030 | 84.8990 | 64.9460 | 66.0320 |
| U3-U4 | 56.6350 | 57.2130 | 96.3410 | 97.1740 |
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 | 60364.15505174 |
| 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 | 56.534 |
| HIERARCH ESO ISS PBL12 END | 56.525 |
| HIERARCH ESO ISS PBLA12 START | 12.9 |
| HIERARCH ESO ISS PBLA12 END | 13.7 |
| HIERARCH ESO ISS PBL13 START | 102.419 |
| HIERARCH ESO ISS PBL13 END | 102.429 |
| HIERARCH ESO ISS PBLA13 START | 18.6 |
| HIERARCH ESO ISS PBLA13 END | 19.5 |
| HIERARCH ESO ISS PBL14 START | 127.129 |
| HIERARCH ESO ISS PBL14 END | 127.563 |
| HIERARCH ESO ISS PBLA14 START | 44.41 |
| HIERARCH ESO ISS PBLA14 END | 45.508 |
| HIERARCH ESO ISS PBL23 START | 46.511 |
| HIERARCH ESO ISS PBL23 END | 46.544 |
| HIERARCH ESO ISS PBLA23 START | 25.6 |
| HIERARCH ESO ISS PBLA23 END | 26.6 |
| HIERARCH ESO ISS PBL24 START | 84.303 |
| HIERARCH ESO ISS PBL24 END | 84.899 |
| HIERARCH ESO ISS PBLA24 START | 64.946 |
| HIERARCH ESO ISS PBLA24 END | 66.032 |
| HIERARCH ESO ISS PBL34 START | 56.635 |
| HIERARCH ESO ISS PBL34 END | 57.213 |
| HIERARCH ESO ISS PBLA34 START | 96.341 |
| HIERARCH ESO ISS PBLA34 END | 97.174 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004769 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004769 |
| HIERARCH ESO ISS AMBI TEMP | 14.62 |
| HIERARCH ESO ISS AMBI FWHM START | 1.34 |
| HIERARCH ESO ISS AMBI FWHM END | 1.34 |