Exposure
- ID
- GRAVI.2025-10-05T02:17:36.300_2
- Header ID
- GRAVI.2025-10-05T02:17:36.300
- Date updated
- 2025-10-05 02:35:55 UTC+0000
- Release date
- 2026-10-05 02:35:54 UTC+0000
- UTC Start
- 2025-10-05 02:17:36.300
- UTC End
- 2025-10-05 02:24:16.300
- MJD Start
- 60953.09555903
- MJD End
- 60953.10018865963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004265
- Ambient temperature (°C)
- 11.28
- Seeing (arcsec)
- 0.675
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 | 55.0310 | 55.0910 | 9.0000 | 10.0000 |
| U1-U3 | 98.2880 | 98.5000 | 14.8000 | 15.8000 |
| U1-U4 | 115.8020 | 116.9310 | 42.7250 | 43.9260 |
| U2-U3 | 43.8870 | 44.0550 | 22.0000 | 23.2000 |
| U2-U4 | 76.4030 | 77.5810 | 66.2960 | 67.2840 |
| U3-U4 | 54.4150 | 55.2430 | 100.5580 | 101.0050 |
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 | 60953.09555903 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | J0047-2053 |
| HIERARCH ESO INS SOBJ NAME | J0047-2053 |
| RA | 11.915835 |
| DEC | -20.89061 |
| 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 | 55.031 |
| HIERARCH ESO ISS PBL12 END | 55.091 |
| HIERARCH ESO ISS PBLA12 START | 9.0 |
| HIERARCH ESO ISS PBLA12 END | 10.0 |
| HIERARCH ESO ISS PBL13 START | 98.288 |
| HIERARCH ESO ISS PBL13 END | 98.5 |
| HIERARCH ESO ISS PBLA13 START | 14.8 |
| HIERARCH ESO ISS PBLA13 END | 15.8 |
| HIERARCH ESO ISS PBL14 START | 115.802 |
| HIERARCH ESO ISS PBL14 END | 116.931 |
| HIERARCH ESO ISS PBLA14 START | 42.725 |
| HIERARCH ESO ISS PBLA14 END | 43.926 |
| HIERARCH ESO ISS PBL23 START | 43.887 |
| HIERARCH ESO ISS PBL23 END | 44.055 |
| HIERARCH ESO ISS PBLA23 START | 22.0 |
| HIERARCH ESO ISS PBLA23 END | 23.2 |
| HIERARCH ESO ISS PBL24 START | 76.403 |
| HIERARCH ESO ISS PBL24 END | 77.581 |
| HIERARCH ESO ISS PBLA24 START | 66.296 |
| HIERARCH ESO ISS PBLA24 END | 67.284 |
| HIERARCH ESO ISS PBL34 START | 54.415 |
| HIERARCH ESO ISS PBL34 END | 55.243 |
| HIERARCH ESO ISS PBLA34 START | 100.558 |
| HIERARCH ESO ISS PBLA34 END | 101.005 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004347 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004183 |
| HIERARCH ESO ISS AMBI TEMP | 11.28 |
| HIERARCH ESO ISS AMBI FWHM START | 0.66 |
| HIERARCH ESO ISS AMBI FWHM END | 0.69 |
| HIERARCH ESO FT ROBJ NAME | J0047-2053 |
| HIERARCH ESO FT ROBJ ALPHA | 004739.964 |
| HIERARCH ESO FT ROBJ DELTA | -205335.015 |