Exposure
- ID
- GRAVI.2022-12-14T03:16:32.198_2
- Header ID
- GRAVI.2022-12-14T03:16:32.198
- Date updated
- 2022-12-14 03:25:57 UTC+0000
- Release date
- 2023-12-14 03:25:57 UTC+0000
- UTC Start
- 2022-12-14 03:16:32.198
- UTC End
- 2022-12-14 03:19:12.198
- MJD Start
- 59927.13648377
- MJD End
- 59927.1383356219
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008647
- Ambient temperature (°C)
- 13.13
- Seeing (arcsec)
- 0.895
Observation
- ID
- 53466
- Category
- science
- Program ID
- 110.240V.003
- Program Title
- FORMING PLANETS IN THE MULTIPLE STAR SYSTEM GG TAU
- Program Type
- Normal
- PI / COI
- DI FOLCO/ DUTREY/ BOCCALETTI/ GUILLOTEAU/ PANTIN/ TANG/ BECK/ BARY
Target
- ID
- 39757
- Name
- GGTau-Aa
- RA
- 68.1263833333333
- DEC
- 17.5280777777778
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 42.9070 | 43.1410 | 31.0000 | 31.3000 |
| U1-U3 | 79.8330 | 80.3300 | 38.8000 | 39.1000 |
| U1-U4 | 117.5260 | 118.1620 | 68.2450 | 68.1450 |
| U2-U3 | 37.7930 | 38.0430 | 47.8000 | 47.9000 |
| U2-U4 | 87.3430 | 87.5730 | 85.5590 | 85.3460 |
| U3-U4 | 61.9400 | 61.8400 | 107.4910 | 107.2950 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 110.240V.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59927.13648377 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | GG Tau A |
| HIERARCH ESO INS SOBJ NAME | GGTau-Ab |
| RA | 68.128495 |
| DEC | 17.52801 |
| HIERARCH ESO INS SPEC RES | LOW |
| HIERARCH ESO INS POLA MODE | SPLIT |
| 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 | 178.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 16 |
| HIERARCH ESO ISS PBL12 START | 42.907 |
| HIERARCH ESO ISS PBL12 END | 43.141 |
| HIERARCH ESO ISS PBLA12 START | 31.0 |
| HIERARCH ESO ISS PBLA12 END | 31.3 |
| HIERARCH ESO ISS PBL13 START | 79.833 |
| HIERARCH ESO ISS PBL13 END | 80.33 |
| HIERARCH ESO ISS PBLA13 START | 38.8 |
| HIERARCH ESO ISS PBLA13 END | 39.1 |
| HIERARCH ESO ISS PBL14 START | 117.526 |
| HIERARCH ESO ISS PBL14 END | 118.162 |
| HIERARCH ESO ISS PBLA14 START | 68.245 |
| HIERARCH ESO ISS PBLA14 END | 68.145 |
| HIERARCH ESO ISS PBL23 START | 37.793 |
| HIERARCH ESO ISS PBL23 END | 38.043 |
| HIERARCH ESO ISS PBLA23 START | 47.8 |
| HIERARCH ESO ISS PBLA23 END | 47.9 |
| HIERARCH ESO ISS PBL24 START | 87.343 |
| HIERARCH ESO ISS PBL24 END | 87.573 |
| HIERARCH ESO ISS PBLA24 START | 85.559 |
| HIERARCH ESO ISS PBLA24 END | 85.346 |
| HIERARCH ESO ISS PBL34 START | 61.94 |
| HIERARCH ESO ISS PBL34 END | 61.84 |
| HIERARCH ESO ISS PBLA34 START | 107.491 |
| HIERARCH ESO ISS PBLA34 END | 107.295 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009164 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00813 |
| HIERARCH ESO ISS AMBI TEMP | 13.13 |
| HIERARCH ESO ISS AMBI FWHM START | 0.88 |
| HIERARCH ESO ISS AMBI FWHM END | 0.91 |
| HIERARCH ESO FT ROBJ NAME | GGTau-Aa |
| HIERARCH ESO FT ROBJ ALPHA | 043230.332 |
| HIERARCH ESO FT ROBJ DELTA | 173141.080 |