Exposure
- ID
- GRAVI.2024-02-27T01:51:54.839_1
- Header ID
- GRAVI.2024-02-27T01:51:54.839
- Date updated
- 2024-02-27 02:20:11 UTC+0000
- Release date
- 2025-02-27 02:20:10 UTC+0000
- UTC Start
- 2024-02-27 01:51:54.839
- UTC End
- 2024-02-27 01:57:54.839
- MJD Start
- 60367.07771804
- MJD End
- 60367.0818847067
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006645
- Ambient temperature (°C)
- 15.18
- Seeing (arcsec)
- 0.93
Observation
- ID
- 58522
- 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
- 43323
- Name
- TW_Hya
- RA
- 165.468356
- DEC
- -34.70483
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5580 | 56.5580 | 358.7000 | 359.6000 |
| U1-U3 | 102.0600 | 102.0730 | 3.2000 | 4.2000 |
| U1-U4 | 118.8400 | 119.3440 | 24.3660 | 25.7850 |
| U2-U3 | 45.8830 | 45.9130 | 8.6000 | 9.8000 |
| U2-U4 | 72.1470 | 72.9810 | 44.2120 | 45.7720 |
| U3-U4 | 43.8770 | 44.8610 | 81.6840 | 82.7590 |
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 | 60367.07771804 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | V TW Hya |
| HIERARCH ESO INS SOBJ NAME | TW_Hya |
| RA | 165.468356 |
| DEC | -34.70483 |
| 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 | 56.558 |
| HIERARCH ESO ISS PBL12 END | 56.558 |
| HIERARCH ESO ISS PBLA12 START | 358.7 |
| HIERARCH ESO ISS PBLA12 END | 359.6 |
| HIERARCH ESO ISS PBL13 START | 102.06 |
| HIERARCH ESO ISS PBL13 END | 102.073 |
| HIERARCH ESO ISS PBLA13 START | 3.2 |
| HIERARCH ESO ISS PBLA13 END | 4.2 |
| HIERARCH ESO ISS PBL14 START | 118.84 |
| HIERARCH ESO ISS PBL14 END | 119.344 |
| HIERARCH ESO ISS PBLA14 START | 24.366 |
| HIERARCH ESO ISS PBLA14 END | 25.785 |
| HIERARCH ESO ISS PBL23 START | 45.883 |
| HIERARCH ESO ISS PBL23 END | 45.913 |
| HIERARCH ESO ISS PBLA23 START | 8.6 |
| HIERARCH ESO ISS PBLA23 END | 9.8 |
| HIERARCH ESO ISS PBL24 START | 72.147 |
| HIERARCH ESO ISS PBL24 END | 72.981 |
| HIERARCH ESO ISS PBLA24 START | 44.212 |
| HIERARCH ESO ISS PBLA24 END | 45.772 |
| HIERARCH ESO ISS PBL34 START | 43.877 |
| HIERARCH ESO ISS PBL34 END | 44.861 |
| HIERARCH ESO ISS PBLA34 START | 81.684 |
| HIERARCH ESO ISS PBLA34 END | 82.759 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008314 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004976 |
| HIERARCH ESO ISS AMBI TEMP | 15.18 |
| HIERARCH ESO ISS AMBI FWHM START | 1.02 |
| HIERARCH ESO ISS AMBI FWHM END | 0.84 |