Exposure
- ID
- GRAVI.2024-02-28T05:56:23.046_1
- Header ID
- GRAVI.2024-02-28T05:56:23.046
- Date updated
- 2024-02-28 06:10:28 UTC+0000
- Release date
- 2025-02-28 06:10:28 UTC+0000
- UTC Start
- 2024-02-28 05:56:23.046
- UTC End
- 2024-02-28 06:02:23.046
- MJD Start
- 60368.24748896
- MJD End
- 60368.2516556267
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006231
- Ambient temperature (°C)
- 15.86
- Seeing (arcsec)
- 0.495
Observation
- ID
- 58538
- 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
- 43336
- Name
- TW_Hya
- RA
- 165.468241
- DEC
- -34.70478
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 55.0450 | 54.8890 | 30.9000 | 31.5000 |
| U1-U3 | 99.5790 | 99.2380 | 37.4000 | 38.1000 |
| U1-U4 | 127.0110 | 126.3910 | 66.2070 | 66.9830 |
| U2-U3 | 45.3220 | 45.1380 | 45.3000 | 46.0000 |
| U2-U4 | 88.0430 | 87.6680 | 87.3910 | 88.2790 |
| U3-U4 | 62.2970 | 62.1910 | 116.5600 | 117.5070 |
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 | 60368.24748896 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | V TW Hya |
| HIERARCH ESO INS SOBJ NAME | TW_Hya |
| RA | 165.468241 |
| DEC | -34.70478 |
| 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 | 55.045 |
| HIERARCH ESO ISS PBL12 END | 54.889 |
| HIERARCH ESO ISS PBLA12 START | 30.9 |
| HIERARCH ESO ISS PBLA12 END | 31.5 |
| HIERARCH ESO ISS PBL13 START | 99.579 |
| HIERARCH ESO ISS PBL13 END | 99.238 |
| HIERARCH ESO ISS PBLA13 START | 37.4 |
| HIERARCH ESO ISS PBLA13 END | 38.1 |
| HIERARCH ESO ISS PBL14 START | 127.011 |
| HIERARCH ESO ISS PBL14 END | 126.391 |
| HIERARCH ESO ISS PBLA14 START | 66.207 |
| HIERARCH ESO ISS PBLA14 END | 66.983 |
| HIERARCH ESO ISS PBL23 START | 45.322 |
| HIERARCH ESO ISS PBL23 END | 45.138 |
| HIERARCH ESO ISS PBLA23 START | 45.3 |
| HIERARCH ESO ISS PBLA23 END | 46.0 |
| HIERARCH ESO ISS PBL24 START | 88.043 |
| HIERARCH ESO ISS PBL24 END | 87.668 |
| HIERARCH ESO ISS PBLA24 START | 87.391 |
| HIERARCH ESO ISS PBLA24 END | 88.279 |
| HIERARCH ESO ISS PBL34 START | 62.297 |
| HIERARCH ESO ISS PBL34 END | 62.191 |
| HIERARCH ESO ISS PBLA34 START | 116.56 |
| HIERARCH ESO ISS PBLA34 END | 117.507 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.0061 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006362 |
| HIERARCH ESO ISS AMBI TEMP | 15.86 |
| HIERARCH ESO ISS AMBI FWHM START | 0.51 |
| HIERARCH ESO ISS AMBI FWHM END | 0.48 |