Exposure
- ID
- GRAVI.2025-10-04T04:40:28.035_2
- Header ID
- GRAVI.2025-10-04T04:40:28.035
- Date updated
- 2025-10-04 04:55:29 UTC+0000
- Release date
- 2026-10-04 04:55:29 UTC+0000
- UTC Start
- 2025-10-04 04:40:28.035
- UTC End
- 2025-10-04 04:47:08.035
- MJD Start
- 60952.19476892
- MJD End
- 60952.19939854963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0060105
- Ambient temperature (°C)
- 11.39
- Seeing (arcsec)
- 0.435
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 | 56.4690 | 56.5050 | 26.3000 | 27.0000 |
| U1-U3 | 102.2960 | 102.3660 | 32.7000 | 33.3000 |
| U1-U4 | 130.1700 | 130.2100 | 60.6790 | 61.3030 |
| U2-U3 | 46.5930 | 46.6240 | 40.4000 | 41.0000 |
| U2-U4 | 89.4290 | 89.3950 | 81.5590 | 82.1700 |
| U3-U4 | 62.4370 | 62.3600 | 111.0020 | 111.6440 |
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 | 60952.19476892 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | J0047-2053 |
| HIERARCH ESO INS SOBJ NAME | J0047-2053 |
| RA | 11.91593 |
| 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 | 56.469 |
| HIERARCH ESO ISS PBL12 END | 56.505 |
| HIERARCH ESO ISS PBLA12 START | 26.3 |
| HIERARCH ESO ISS PBLA12 END | 27.0 |
| HIERARCH ESO ISS PBL13 START | 102.296 |
| HIERARCH ESO ISS PBL13 END | 102.366 |
| HIERARCH ESO ISS PBLA13 START | 32.7 |
| HIERARCH ESO ISS PBLA13 END | 33.3 |
| HIERARCH ESO ISS PBL14 START | 130.17 |
| HIERARCH ESO ISS PBL14 END | 130.21 |
| HIERARCH ESO ISS PBLA14 START | 60.679 |
| HIERARCH ESO ISS PBLA14 END | 61.303 |
| HIERARCH ESO ISS PBL23 START | 46.593 |
| HIERARCH ESO ISS PBL23 END | 46.624 |
| HIERARCH ESO ISS PBLA23 START | 40.4 |
| HIERARCH ESO ISS PBLA23 END | 41.0 |
| HIERARCH ESO ISS PBL24 START | 89.429 |
| HIERARCH ESO ISS PBL24 END | 89.395 |
| HIERARCH ESO ISS PBLA24 START | 81.559 |
| HIERARCH ESO ISS PBLA24 END | 82.17 |
| HIERARCH ESO ISS PBL34 START | 62.437 |
| HIERARCH ESO ISS PBL34 END | 62.36 |
| HIERARCH ESO ISS PBLA34 START | 111.002 |
| HIERARCH ESO ISS PBLA34 END | 111.644 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005757 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006264 |
| HIERARCH ESO ISS AMBI TEMP | 11.39 |
| HIERARCH ESO ISS AMBI FWHM START | 0.45 |
| HIERARCH ESO ISS AMBI FWHM END | 0.42 |
| HIERARCH ESO FT ROBJ NAME | J0047-2053 |
| HIERARCH ESO FT ROBJ ALPHA | 004739.964 |
| HIERARCH ESO FT ROBJ DELTA | -205335.015 |