Exposure
- ID
- GRAVI.2023-09-01T01:45:18.801_1
- Header ID
- GRAVI.2023-09-01T01:45:18.801
- Date updated
- 2025-03-26 15:25:23 UTC+0000
- Release date
- 2024-09-01 01:55:24 UTC+0000
- UTC Start
- 2023-09-01 01:45:18.801
- UTC End
- 2023-09-01 01:47:18.801
- MJD Start
- 60188.07313427
- MJD End
- 60188.07452315889
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0044195
- Ambient temperature (°C)
- 12.68
- Seeing (arcsec)
- 0.905
Observation
- ID
- 56828
- Category
- science
- Program ID
- 108.220D.004
- Program Title
- TOWARDS DETECTION OF SINGLE BLACK HOLES BY MICROLENSING AND INTERFEROMETRY
- Program Type
- Monitoring
- PI / COI
- MÉRAND / DONG / GOULD / WOILLEZ / UDALSKI / MROZ
Target
- ID
- 42116
- Name
- HD_320483
- RA
- 265.780132
- DEC
- -35.25865
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.2320 | 52.1120 | 37.9000 | 38.0000 |
| U1-U3 | 93.4120 | 93.1470 | 44.5000 | 44.7000 |
| U1-U4 | 115.2660 | 114.7370 | 75.5520 | 75.8460 |
| U2-U3 | 41.9740 | 41.8280 | 52.8000 | 53.0000 |
| U2-U4 | 80.5410 | 80.1950 | 98.9120 | 99.3130 |
| U3-U4 | 59.6590 | 59.5300 | 129.3630 | 129.8280 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.220D.004 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60188.07313427 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 320483 |
| HIERARCH ESO INS SOBJ NAME | HD_320483 |
| RA | 265.780132 |
| DEC | -35.25865 |
| HIERARCH ESO INS SPEC RES | LOW |
| 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 | 150.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 120 |
| HIERARCH ESO ISS PBL12 START | 52.232 |
| HIERARCH ESO ISS PBL12 END | 52.112 |
| HIERARCH ESO ISS PBLA12 START | 37.9 |
| HIERARCH ESO ISS PBLA12 END | 38.0 |
| HIERARCH ESO ISS PBL13 START | 93.412 |
| HIERARCH ESO ISS PBL13 END | 93.147 |
| HIERARCH ESO ISS PBLA13 START | 44.5 |
| HIERARCH ESO ISS PBLA13 END | 44.7 |
| HIERARCH ESO ISS PBL14 START | 115.266 |
| HIERARCH ESO ISS PBL14 END | 114.737 |
| HIERARCH ESO ISS PBLA14 START | 75.552 |
| HIERARCH ESO ISS PBLA14 END | 75.846 |
| HIERARCH ESO ISS PBL23 START | 41.974 |
| HIERARCH ESO ISS PBL23 END | 41.828 |
| HIERARCH ESO ISS PBLA23 START | 52.8 |
| HIERARCH ESO ISS PBLA23 END | 53.0 |
| HIERARCH ESO ISS PBL24 START | 80.541 |
| HIERARCH ESO ISS PBL24 END | 80.195 |
| HIERARCH ESO ISS PBLA24 START | 98.912 |
| HIERARCH ESO ISS PBLA24 END | 99.313 |
| HIERARCH ESO ISS PBL34 START | 59.659 |
| HIERARCH ESO ISS PBL34 END | 59.53 |
| HIERARCH ESO ISS PBLA34 START | 129.363 |
| HIERARCH ESO ISS PBLA34 END | 129.828 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004157 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004682 |
| HIERARCH ESO ISS AMBI TEMP | 12.68 |
| HIERARCH ESO ISS AMBI FWHM START | 0.92 |
| HIERARCH ESO ISS AMBI FWHM END | 0.89 |
| HIERARCH ESO FT ROBJ NAME | 2MASS_J17430742-3515 |
| HIERARCH ESO FT ROBJ ALPHA | 174307.418 |
| HIERARCH ESO FT ROBJ DELTA | -351528.326 |