Exposure
- ID
- GRAVI.2024-02-27T02:19:24.908_1
- Header ID
- GRAVI.2024-02-27T02:19:24.908
- Date updated
- 2024-02-27 03:00:16 UTC+0000
- Release date
- 2025-02-27 03:00:16 UTC+0000
- UTC Start
- 2024-02-27 02:19:24.908
- UTC End
- 2024-02-27 02:25:24.908
- MJD Start
- 60367.09681607
- MJD End
- 60367.1009827367
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0042655
- Ambient temperature (°C)
- 15.1
- Seeing (arcsec)
- 0.84
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 | 56.5590 | 56.5590 | 2.7000 | 3.6000 |
| U1-U3 | 102.1370 | 102.1610 | 7.5000 | 8.5000 |
| U1-U4 | 121.1330 | 121.6810 | 30.4130 | 31.7440 |
| U2-U3 | 46.0340 | 46.0740 | 13.5000 | 14.6000 |
| U2-U4 | 75.7950 | 76.6210 | 50.7380 | 52.1340 |
| U3-U4 | 48.0190 | 48.9080 | 86.1690 | 87.1310 |
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 | 60367.09681607 |
| 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 | 56.559 |
| HIERARCH ESO ISS PBL12 END | 56.559 |
| HIERARCH ESO ISS PBLA12 START | 2.7 |
| HIERARCH ESO ISS PBLA12 END | 3.6 |
| HIERARCH ESO ISS PBL13 START | 102.137 |
| HIERARCH ESO ISS PBL13 END | 102.161 |
| HIERARCH ESO ISS PBLA13 START | 7.5 |
| HIERARCH ESO ISS PBLA13 END | 8.5 |
| HIERARCH ESO ISS PBL14 START | 121.133 |
| HIERARCH ESO ISS PBL14 END | 121.681 |
| HIERARCH ESO ISS PBLA14 START | 30.413 |
| HIERARCH ESO ISS PBLA14 END | 31.744 |
| HIERARCH ESO ISS PBL23 START | 46.034 |
| HIERARCH ESO ISS PBL23 END | 46.074 |
| HIERARCH ESO ISS PBLA23 START | 13.5 |
| HIERARCH ESO ISS PBLA23 END | 14.6 |
| HIERARCH ESO ISS PBL24 START | 75.795 |
| HIERARCH ESO ISS PBL24 END | 76.621 |
| HIERARCH ESO ISS PBLA24 START | 50.738 |
| HIERARCH ESO ISS PBLA24 END | 52.134 |
| HIERARCH ESO ISS PBL34 START | 48.019 |
| HIERARCH ESO ISS PBL34 END | 48.908 |
| HIERARCH ESO ISS PBLA34 START | 86.169 |
| HIERARCH ESO ISS PBLA34 END | 87.131 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004064 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004467 |
| HIERARCH ESO ISS AMBI TEMP | 15.1 |
| HIERARCH ESO ISS AMBI FWHM START | 0.85 |
| HIERARCH ESO ISS AMBI FWHM END | 0.83 |