Exposure
- ID
- GRAVI.2025-10-04T04:47:37.053_2
- Header ID
- GRAVI.2025-10-04T04:47:37.053
- Date updated
- 2025-10-04 05:05:46 UTC+0000
- Release date
- 2026-10-04 05:05:46 UTC+0000
- UTC Start
- 2025-10-04 04:47:37.053
- UTC End
- 2025-10-04 04:54:17.053
- MJD Start
- 60952.19973441
- MJD End
- 60952.20436403963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007466
- Ambient temperature (°C)
- 11.27
- Seeing (arcsec)
- 0.39
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 | 56.5070 | 56.5330 | 27.0000 | 27.7000 |
| U1-U3 | 102.3680 | 102.4130 | 33.4000 | 34.0000 |
| U1-U4 | 130.2100 | 130.1670 | 61.3300 | 61.9310 |
| U2-U3 | 46.6250 | 46.6400 | 41.0000 | 41.7000 |
| U2-U4 | 89.3920 | 89.2860 | 82.1970 | 82.7990 |
| U3-U4 | 62.3560 | 62.2360 | 111.6720 | 112.3270 |
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 | 60952.19973441 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | J0047-2053 |
| HIERARCH ESO INS SOBJ NAME | J0047-2053 |
| RA | 11.91598 |
| DEC | -20.89055 |
| 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 | 56.507 |
| HIERARCH ESO ISS PBL12 END | 56.533 |
| HIERARCH ESO ISS PBLA12 START | 27.0 |
| HIERARCH ESO ISS PBLA12 END | 27.7 |
| HIERARCH ESO ISS PBL13 START | 102.368 |
| HIERARCH ESO ISS PBL13 END | 102.413 |
| HIERARCH ESO ISS PBLA13 START | 33.4 |
| HIERARCH ESO ISS PBLA13 END | 34.0 |
| HIERARCH ESO ISS PBL14 START | 130.21 |
| HIERARCH ESO ISS PBL14 END | 130.167 |
| HIERARCH ESO ISS PBLA14 START | 61.33 |
| HIERARCH ESO ISS PBLA14 END | 61.931 |
| HIERARCH ESO ISS PBL23 START | 46.625 |
| HIERARCH ESO ISS PBL23 END | 46.64 |
| HIERARCH ESO ISS PBLA23 START | 41.0 |
| HIERARCH ESO ISS PBLA23 END | 41.7 |
| HIERARCH ESO ISS PBL24 START | 89.392 |
| HIERARCH ESO ISS PBL24 END | 89.286 |
| HIERARCH ESO ISS PBLA24 START | 82.197 |
| HIERARCH ESO ISS PBLA24 END | 82.799 |
| HIERARCH ESO ISS PBL34 START | 62.356 |
| HIERARCH ESO ISS PBL34 END | 62.236 |
| HIERARCH ESO ISS PBLA34 START | 111.672 |
| HIERARCH ESO ISS PBLA34 END | 112.327 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006264 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008668 |
| HIERARCH ESO ISS AMBI TEMP | 11.27 |
| HIERARCH ESO ISS AMBI FWHM START | 0.42 |
| HIERARCH ESO ISS AMBI FWHM END | 0.36 |
| HIERARCH ESO FT ROBJ NAME | J0047-2053 |
| HIERARCH ESO FT ROBJ ALPHA | 004739.964 |
| HIERARCH ESO FT ROBJ DELTA | -205335.015 |