Exposure
- ID
- GRAVI.2025-10-05T04:01:54.566_2
- Header ID
- GRAVI.2025-10-05T04:01:54.566
- Date updated
- 2025-10-05 04:15:49 UTC+0000
- Release date
- 2026-10-05 04:15:49 UTC+0000
- UTC Start
- 2025-10-05 04:01:54.566
- UTC End
- 2025-10-05 04:08:34.566
- MJD Start
- 60953.16799266
- MJD End
- 60953.172622289625
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004972000000000001
- Ambient temperature (°C)
- 10.97
- Seeing (arcsec)
- 0.48
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 | 56.1840 | 56.2530 | 22.6000 | 23.4000 |
| U1-U3 | 101.6410 | 101.8070 | 29.0000 | 29.7000 |
| U1-U4 | 128.8210 | 129.2360 | 57.2410 | 57.9680 |
| U2-U3 | 46.2240 | 46.3240 | 36.7000 | 37.5000 |
| U2-U4 | 88.5560 | 88.8670 | 78.3810 | 79.0310 |
| U3-U4 | 62.1590 | 62.3040 | 108.0150 | 108.5810 |
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 | 60953.16799266 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | J0047-2053 |
| HIERARCH ESO INS SOBJ NAME | J0047-2053 |
| RA | 11.915795 |
| DEC | -20.89067 |
| 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 | 56.184 |
| HIERARCH ESO ISS PBL12 END | 56.253 |
| HIERARCH ESO ISS PBLA12 START | 22.6 |
| HIERARCH ESO ISS PBLA12 END | 23.4 |
| HIERARCH ESO ISS PBL13 START | 101.641 |
| HIERARCH ESO ISS PBL13 END | 101.807 |
| HIERARCH ESO ISS PBLA13 START | 29.0 |
| HIERARCH ESO ISS PBLA13 END | 29.7 |
| HIERARCH ESO ISS PBL14 START | 128.821 |
| HIERARCH ESO ISS PBL14 END | 129.236 |
| HIERARCH ESO ISS PBLA14 START | 57.241 |
| HIERARCH ESO ISS PBLA14 END | 57.968 |
| HIERARCH ESO ISS PBL23 START | 46.224 |
| HIERARCH ESO ISS PBL23 END | 46.324 |
| HIERARCH ESO ISS PBLA23 START | 36.7 |
| HIERARCH ESO ISS PBLA23 END | 37.5 |
| HIERARCH ESO ISS PBL24 START | 88.556 |
| HIERARCH ESO ISS PBL24 END | 88.867 |
| HIERARCH ESO ISS PBLA24 START | 78.381 |
| HIERARCH ESO ISS PBLA24 END | 79.031 |
| HIERARCH ESO ISS PBL34 START | 62.159 |
| HIERARCH ESO ISS PBL34 END | 62.304 |
| HIERARCH ESO ISS PBLA34 START | 108.015 |
| HIERARCH ESO ISS PBLA34 END | 108.581 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004989 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004955 |
| HIERARCH ESO ISS AMBI TEMP | 10.97 |
| HIERARCH ESO ISS AMBI FWHM START | 0.48 |
| HIERARCH ESO ISS AMBI FWHM END | 0.48 |
| HIERARCH ESO FT ROBJ NAME | J0047-2053 |
| HIERARCH ESO FT ROBJ ALPHA | 004739.964 |
| HIERARCH ESO FT ROBJ DELTA | -205335.015 |