Exposure
- ID
- GRAVI.2023-01-09T03:50:49.352_2
- Header ID
- GRAVI.2023-01-09T03:50:49.352
- Date updated
- 2023-01-09 04:00:51 UTC+0000
- Release date
- 2023-01-09 03:50:49 UTC+0000
- UTC Start
- 2023-01-09 03:50:49.352
- UTC End
- 2023-01-09 03:53:29.352
- MJD Start
- 59953.16029343
- MJD End
- 59953.1621452819
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0046515
- Ambient temperature (°C)
- 12.92
- Seeing (arcsec)
- 0.67
Observation
- ID
- 53468
- Category
- calibrator
- 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
- 39759
- Name
- HD285665
- RA
- 64.6980625
- DEC
- 17.53807
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 | 53.1830 | 53.3270 | 37.2000 | 37.2000 |
| U1-U3 | 98.9090 | 99.1260 | 41.5000 | 41.4000 |
| U1-U4 | 129.2900 | 129.1170 | 59.1970 | 58.9240 |
| U2-U3 | 46.0510 | 46.1160 | 46.5000 | 46.4000 |
| U2-U4 | 82.4220 | 82.0010 | 73.1860 | 72.8690 |
| U3-U4 | 46.1590 | 45.6370 | 99.7910 | 99.6760 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 110.240V.003 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 59953.16029343 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 285665 |
| HIERARCH ESO INS SOBJ NAME | HD285665 |
| RA | 64.700702 |
| DEC | 17.53793 |
| 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 | 53.183 |
| HIERARCH ESO ISS PBL12 END | 53.327 |
| HIERARCH ESO ISS PBLA12 START | 37.2 |
| HIERARCH ESO ISS PBLA12 END | 37.2 |
| HIERARCH ESO ISS PBL13 START | 98.909 |
| HIERARCH ESO ISS PBL13 END | 99.126 |
| HIERARCH ESO ISS PBLA13 START | 41.5 |
| HIERARCH ESO ISS PBLA13 END | 41.4 |
| HIERARCH ESO ISS PBL14 START | 129.29 |
| HIERARCH ESO ISS PBL14 END | 129.117 |
| HIERARCH ESO ISS PBLA14 START | 59.197 |
| HIERARCH ESO ISS PBLA14 END | 58.924 |
| HIERARCH ESO ISS PBL23 START | 46.051 |
| HIERARCH ESO ISS PBL23 END | 46.116 |
| HIERARCH ESO ISS PBLA23 START | 46.5 |
| HIERARCH ESO ISS PBLA23 END | 46.4 |
| HIERARCH ESO ISS PBL24 START | 82.422 |
| HIERARCH ESO ISS PBL24 END | 82.001 |
| HIERARCH ESO ISS PBLA24 START | 73.186 |
| HIERARCH ESO ISS PBLA24 END | 72.869 |
| HIERARCH ESO ISS PBL34 START | 46.159 |
| HIERARCH ESO ISS PBL34 END | 45.637 |
| HIERARCH ESO ISS PBLA34 START | 99.791 |
| HIERARCH ESO ISS PBLA34 END | 99.676 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004262 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005041 |
| HIERARCH ESO ISS AMBI TEMP | 12.92 |
| HIERARCH ESO ISS AMBI FWHM START | 0.76 |
| HIERARCH ESO ISS AMBI FWHM END | 0.58 |
| HIERARCH ESO FT ROBJ NAME | HD285665 |
| HIERARCH ESO FT ROBJ ALPHA | 041847.535 |
| HIERARCH ESO FT ROBJ DELTA | 173217.052 |