Exposure
- ID
- GRAVI.2025-10-04T03:19:30.829_2
- Header ID
- GRAVI.2025-10-04T03:19:30.829
- Date updated
- 2025-10-04 03:35:32 UTC+0000
- Release date
- 2026-10-04 03:35:31 UTC+0000
- UTC Start
- 2025-10-04 03:19:30.829
- UTC End
- 2025-10-04 03:26:10.829
- MJD Start
- 60952.13855126
- MJD End
- 60952.14318088963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0073115
- Ambient temperature (°C)
- 11.86
- Seeing (arcsec)
- 0.455
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 | 55.6510 | 55.7340 | 17.0000 | 17.8000 |
| U1-U3 | 100.2260 | 100.4590 | 23.2000 | 24.1000 |
| U1-U4 | 124.3740 | 125.2020 | 51.6820 | 52.5900 |
| U2-U3 | 45.3110 | 45.4690 | 30.9000 | 31.8000 |
| U2-U4 | 84.7840 | 85.5250 | 73.6390 | 74.3950 |
| U3-U4 | 60.0030 | 60.4550 | 104.4850 | 104.9840 |
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 | 60952.13855126 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | J0047-2053 |
| HIERARCH ESO INS SOBJ NAME | J0047-2053 |
| RA | 11.91585 |
| DEC | -20.89044 |
| 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 | 55.651 |
| HIERARCH ESO ISS PBL12 END | 55.734 |
| HIERARCH ESO ISS PBLA12 START | 17.0 |
| HIERARCH ESO ISS PBLA12 END | 17.8 |
| HIERARCH ESO ISS PBL13 START | 100.226 |
| HIERARCH ESO ISS PBL13 END | 100.459 |
| HIERARCH ESO ISS PBLA13 START | 23.2 |
| HIERARCH ESO ISS PBLA13 END | 24.1 |
| HIERARCH ESO ISS PBL14 START | 124.374 |
| HIERARCH ESO ISS PBL14 END | 125.202 |
| HIERARCH ESO ISS PBLA14 START | 51.682 |
| HIERARCH ESO ISS PBLA14 END | 52.59 |
| HIERARCH ESO ISS PBL23 START | 45.311 |
| HIERARCH ESO ISS PBL23 END | 45.469 |
| HIERARCH ESO ISS PBLA23 START | 30.9 |
| HIERARCH ESO ISS PBLA23 END | 31.8 |
| HIERARCH ESO ISS PBL24 START | 84.784 |
| HIERARCH ESO ISS PBL24 END | 85.525 |
| HIERARCH ESO ISS PBLA24 START | 73.639 |
| HIERARCH ESO ISS PBLA24 END | 74.395 |
| HIERARCH ESO ISS PBL34 START | 60.003 |
| HIERARCH ESO ISS PBL34 END | 60.455 |
| HIERARCH ESO ISS PBLA34 START | 104.485 |
| HIERARCH ESO ISS PBLA34 END | 104.984 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007647 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006976 |
| HIERARCH ESO ISS AMBI TEMP | 11.86 |
| HIERARCH ESO ISS AMBI FWHM START | 0.46 |
| HIERARCH ESO ISS AMBI FWHM END | 0.45 |
| HIERARCH ESO FT ROBJ NAME | J0047-2053 |
| HIERARCH ESO FT ROBJ ALPHA | 004739.964 |
| HIERARCH ESO FT ROBJ DELTA | -205335.015 |