Exposure
- ID
- GRAVI.2024-02-24T05:04:19.677_1
- Header ID
- GRAVI.2024-02-24T05:04:19.677
- Date updated
- 2024-02-24 05:20:23 UTC+0000
- Release date
- 2025-02-24 05:20:23 UTC+0000
- UTC Start
- 2024-02-24 05:04:19.677
- UTC End
- 2024-02-24 05:10:19.677
- MJD Start
- 60364.21133885
- MJD End
- 60364.2155055167
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004769
- Ambient temperature (°C)
- 14.29
- 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 | 56.1480 | 56.0840 | 23.4000 | 24.1000 |
| U1-U3 | 101.9020 | 101.7780 | 29.7000 | 30.4000 |
| U1-U4 | 130.2060 | 130.1630 | 57.2210 | 58.1080 |
| U2-U3 | 46.5010 | 46.4460 | 37.3000 | 38.1000 |
| U2-U4 | 89.2420 | 89.3470 | 77.7400 | 78.6540 |
| U3-U4 | 61.7600 | 61.9480 | 107.0070 | 107.8520 |
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 | 60364.21133885 |
| 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 | 56.148 |
| HIERARCH ESO ISS PBL12 END | 56.084 |
| HIERARCH ESO ISS PBLA12 START | 23.4 |
| HIERARCH ESO ISS PBLA12 END | 24.1 |
| HIERARCH ESO ISS PBL13 START | 101.902 |
| HIERARCH ESO ISS PBL13 END | 101.778 |
| HIERARCH ESO ISS PBLA13 START | 29.7 |
| HIERARCH ESO ISS PBLA13 END | 30.4 |
| HIERARCH ESO ISS PBL14 START | 130.206 |
| HIERARCH ESO ISS PBL14 END | 130.163 |
| HIERARCH ESO ISS PBLA14 START | 57.221 |
| HIERARCH ESO ISS PBLA14 END | 58.108 |
| HIERARCH ESO ISS PBL23 START | 46.501 |
| HIERARCH ESO ISS PBL23 END | 46.446 |
| HIERARCH ESO ISS PBLA23 START | 37.3 |
| HIERARCH ESO ISS PBLA23 END | 38.1 |
| HIERARCH ESO ISS PBL24 START | 89.242 |
| HIERARCH ESO ISS PBL24 END | 89.347 |
| HIERARCH ESO ISS PBLA24 START | 77.74 |
| HIERARCH ESO ISS PBLA24 END | 78.654 |
| HIERARCH ESO ISS PBL34 START | 61.76 |
| HIERARCH ESO ISS PBL34 END | 61.948 |
| HIERARCH ESO ISS PBLA34 START | 107.007 |
| HIERARCH ESO ISS PBLA34 END | 107.852 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004769 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004769 |
| HIERARCH ESO ISS AMBI TEMP | 14.29 |
| HIERARCH ESO ISS AMBI FWHM START | 1.34 |
| HIERARCH ESO ISS AMBI FWHM END | 1.34 |