Exposure
- ID
- GRAVI.2024-02-27T04:03:55.174_1
- Header ID
- GRAVI.2024-02-27T04:03:55.174
- Date updated
- 2024-02-27 04:45:07 UTC+0000
- Release date
- 2025-02-27 04:45:07 UTC+0000
- UTC Start
- 2024-02-27 04:03:55.174
- UTC End
- 2024-02-27 04:09:55.174
- MJD Start
- 60367.16938859
- MJD End
- 60367.1735552567
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004973
- Ambient temperature (°C)
- 15.2
- Seeing (arcsec)
- 0.955
Observation
- ID
- 58524
- 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
- 43325
- Name
- TW_Hya
- RA
- 165.468553
- DEC
- -34.70485
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.4580 | 56.4330 | 17.2000 | 18.0000 |
| U1-U3 | 102.4040 | 102.3780 | 23.2000 | 24.1000 |
| U1-U4 | 129.0680 | 129.3470 | 49.8630 | 50.8630 |
| U2-U3 | 46.6320 | 46.6390 | 30.5000 | 31.4000 |
| U2-U4 | 87.0230 | 87.4420 | 70.3410 | 71.3350 |
| U3-U4 | 59.2900 | 59.7110 | 100.5960 | 101.4160 |
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 | 60367.16938859 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | V TW Hya |
| HIERARCH ESO INS SOBJ NAME | TW_Hya |
| RA | 165.468553 |
| DEC | -34.70485 |
| 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 | 56.458 |
| HIERARCH ESO ISS PBL12 END | 56.433 |
| HIERARCH ESO ISS PBLA12 START | 17.2 |
| HIERARCH ESO ISS PBLA12 END | 18.0 |
| HIERARCH ESO ISS PBL13 START | 102.404 |
| HIERARCH ESO ISS PBL13 END | 102.378 |
| HIERARCH ESO ISS PBLA13 START | 23.2 |
| HIERARCH ESO ISS PBLA13 END | 24.1 |
| HIERARCH ESO ISS PBL14 START | 129.068 |
| HIERARCH ESO ISS PBL14 END | 129.347 |
| HIERARCH ESO ISS PBLA14 START | 49.863 |
| HIERARCH ESO ISS PBLA14 END | 50.863 |
| HIERARCH ESO ISS PBL23 START | 46.632 |
| HIERARCH ESO ISS PBL23 END | 46.639 |
| HIERARCH ESO ISS PBLA23 START | 30.5 |
| HIERARCH ESO ISS PBLA23 END | 31.4 |
| HIERARCH ESO ISS PBL24 START | 87.023 |
| HIERARCH ESO ISS PBL24 END | 87.442 |
| HIERARCH ESO ISS PBLA24 START | 70.341 |
| HIERARCH ESO ISS PBLA24 END | 71.335 |
| HIERARCH ESO ISS PBL34 START | 59.29 |
| HIERARCH ESO ISS PBL34 END | 59.711 |
| HIERARCH ESO ISS PBLA34 START | 100.596 |
| HIERARCH ESO ISS PBLA34 END | 101.416 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005209 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004737 |
| HIERARCH ESO ISS AMBI TEMP | 15.2 |
| HIERARCH ESO ISS AMBI FWHM START | 1.02 |
| HIERARCH ESO ISS AMBI FWHM END | 0.89 |