Exposure
- ID
- GRAVI.2025-10-05T04:31:24.641_2
- Header ID
- GRAVI.2025-10-05T04:31:24.641
- Date updated
- 2025-10-05 04:45:50 UTC+0000
- Release date
- 2026-10-05 04:45:50 UTC+0000
- UTC Start
- 2025-10-05 04:31:24.641
- UTC End
- 2025-10-05 04:38:04.641
- MJD Start
- 60953.18847964
- MJD End
- 60953.193109269625
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004175
- Ambient temperature (°C)
- 10.79
- Seeing (arcsec)
- 0.56
Observation
- ID
- 70616
- Category
- science
- Program ID
- 116.28X8.001
- Program Title
- PRECISION BLACK HOLE MASSES AT COSMIC NOON WITH GRAVITY+
- Program Type
- Normal
- PI / COI
- SHIMIZU / EISENHAUER / GENZEL / SHANGGUAN / DAVIES / STURM / LUTZ / SANTOS / CAO / TACCONI / FORSTER SCHREIBER / HOENIG / MILLOUR / LEFTLEY / PAUMARD / PETROV / CLÉNET / LOPEZ / PERRIN / BRANDNER / GARCIA / STRAUBMEIER / LE BOUQUIN / KREIDBERG / WOLF / SY
Target
- ID
- 52376
- Name
- J0047-2053
- RA
- 11.916516666666665
- DEC
- -20.893059722222223
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 | 56.4370 | 56.4790 | 25.8000 | 26.5000 |
| U1-U3 | 102.2300 | 102.3160 | 32.1000 | 32.8000 |
| U1-U4 | 130.0890 | 130.1870 | 60.1820 | 60.8200 |
| U2-U3 | 46.5600 | 46.6020 | 39.8000 | 40.5000 |
| U2-U4 | 89.4090 | 89.4270 | 81.0810 | 81.6960 |
| U3-U4 | 62.4660 | 62.4210 | 110.5150 | 111.1440 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 116.28X8.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60953.18847964 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | J0047-2053 |
| HIERARCH ESO INS SOBJ NAME | J0047-2053 |
| RA | 11.915815 |
| DEC | -20.89075 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| 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 | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 56.437 |
| HIERARCH ESO ISS PBL12 END | 56.479 |
| HIERARCH ESO ISS PBLA12 START | 25.8 |
| HIERARCH ESO ISS PBLA12 END | 26.5 |
| HIERARCH ESO ISS PBL13 START | 102.23 |
| HIERARCH ESO ISS PBL13 END | 102.316 |
| HIERARCH ESO ISS PBLA13 START | 32.1 |
| HIERARCH ESO ISS PBLA13 END | 32.8 |
| HIERARCH ESO ISS PBL14 START | 130.089 |
| HIERARCH ESO ISS PBL14 END | 130.187 |
| HIERARCH ESO ISS PBLA14 START | 60.182 |
| HIERARCH ESO ISS PBLA14 END | 60.82 |
| HIERARCH ESO ISS PBL23 START | 46.56 |
| HIERARCH ESO ISS PBL23 END | 46.602 |
| HIERARCH ESO ISS PBLA23 START | 39.8 |
| HIERARCH ESO ISS PBLA23 END | 40.5 |
| HIERARCH ESO ISS PBL24 START | 89.409 |
| HIERARCH ESO ISS PBL24 END | 89.427 |
| HIERARCH ESO ISS PBLA24 START | 81.081 |
| HIERARCH ESO ISS PBLA24 END | 81.696 |
| HIERARCH ESO ISS PBL34 START | 62.466 |
| HIERARCH ESO ISS PBL34 END | 62.421 |
| HIERARCH ESO ISS PBLA34 START | 110.515 |
| HIERARCH ESO ISS PBLA34 END | 111.144 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003864 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004486 |
| HIERARCH ESO ISS AMBI TEMP | 10.79 |
| HIERARCH ESO ISS AMBI FWHM START | 0.58 |
| HIERARCH ESO ISS AMBI FWHM END | 0.54 |
| HIERARCH ESO FT ROBJ NAME | J0047-2053 |
| HIERARCH ESO FT ROBJ ALPHA | 004739.964 |
| HIERARCH ESO FT ROBJ DELTA | -205335.015 |