Exposure
- ID
- GRAVI.2023-06-01T03:58:33.043_2
- Header ID
- GRAVI.2023-06-01T03:58:33.043
- Date updated
- 2025-03-26 15:25:23 UTC+0000
- Release date
- 2024-06-01 04:06:13 UTC+0000
- UTC Start
- 2023-06-01 03:58:33.043
- UTC End
- 2023-06-01 04:00:33.043
- MJD Start
- 60096.16566022
- MJD End
- 60096.16704910889
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0179565
- Ambient temperature (°C)
- 17.79
- Seeing (arcsec)
- 0.305
Observation
- ID
- 55606
- 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
- 41173
- Name
- 2MASS_17314347-30462
- RA
- 262.9311791666666
- DEC
- -30.772804999999998
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 | 56.5310 | 56.5350 | 14.0000 | 14.4000 |
| U1-U3 | 102.1550 | 102.1780 | 19.9000 | 20.2000 |
| U1-U4 | 126.3110 | 126.5210 | 46.5300 | 46.9370 |
| U2-U3 | 46.2820 | 46.3060 | 27.1000 | 27.4000 |
| U2-U4 | 84.3050 | 84.5580 | 67.6560 | 68.0420 |
| U3-U4 | 57.6500 | 57.8680 | 99.1500 | 99.4310 |
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 | 60096.16566022 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | 2MASS 17314347-3046222 |
| HIERARCH ESO INS SOBJ NAME | empty |
| RA | 262.933518 |
| DEC | -30.77298 |
| 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 | 56.531 |
| HIERARCH ESO ISS PBL12 END | 56.535 |
| HIERARCH ESO ISS PBLA12 START | 14.0 |
| HIERARCH ESO ISS PBLA12 END | 14.4 |
| HIERARCH ESO ISS PBL13 START | 102.155 |
| HIERARCH ESO ISS PBL13 END | 102.178 |
| HIERARCH ESO ISS PBLA13 START | 19.9 |
| HIERARCH ESO ISS PBLA13 END | 20.2 |
| HIERARCH ESO ISS PBL14 START | 126.311 |
| HIERARCH ESO ISS PBL14 END | 126.521 |
| HIERARCH ESO ISS PBLA14 START | 46.53 |
| HIERARCH ESO ISS PBLA14 END | 46.937 |
| HIERARCH ESO ISS PBL23 START | 46.282 |
| HIERARCH ESO ISS PBL23 END | 46.306 |
| HIERARCH ESO ISS PBLA23 START | 27.1 |
| HIERARCH ESO ISS PBLA23 END | 27.4 |
| HIERARCH ESO ISS PBL24 START | 84.305 |
| HIERARCH ESO ISS PBL24 END | 84.558 |
| HIERARCH ESO ISS PBLA24 START | 67.656 |
| HIERARCH ESO ISS PBLA24 END | 68.042 |
| HIERARCH ESO ISS PBL34 START | 57.65 |
| HIERARCH ESO ISS PBL34 END | 57.868 |
| HIERARCH ESO ISS PBLA34 START | 99.15 |
| HIERARCH ESO ISS PBLA34 END | 99.431 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.016925 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.018988 |
| HIERARCH ESO ISS AMBI TEMP | 17.79 |
| HIERARCH ESO ISS AMBI FWHM START | 0.31 |
| HIERARCH ESO ISS AMBI FWHM END | 0.3 |
| HIERARCH ESO FT ROBJ NAME | 2MASS_17314347-30462 |
| HIERARCH ESO FT ROBJ ALPHA | 173143.483 |
| HIERARCH ESO FT ROBJ DELTA | -304622.098 |