Exposure
- ID
- GRAVI.2025-10-04T04:17:54.978_2
- Header ID
- GRAVI.2025-10-04T04:17:54.978
- Date updated
- 2025-10-04 04:35:53 UTC+0000
- Release date
- 2026-10-04 04:35:53 UTC+0000
- UTC Start
- 2025-10-04 04:17:54.978
- UTC End
- 2025-10-04 04:24:34.978
- MJD Start
- 60952.17910854
- MJD End
- 60952.183738169624
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0067954999999999995
- Ambient temperature (°C)
- 11.57
- Seeing (arcsec)
- 0.42
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 | 56.3010 | 56.3600 | 24.0000 | 24.7000 |
| U1-U3 | 101.9220 | 102.0590 | 30.3000 | 31.1000 |
| U1-U4 | 129.5030 | 129.7920 | 58.5090 | 59.1980 |
| U2-U3 | 46.3900 | 46.4680 | 38.1000 | 38.8000 |
| U2-U4 | 89.0570 | 89.2490 | 79.5230 | 80.1570 |
| U3-U4 | 62.3830 | 62.4490 | 109.0240 | 109.6140 |
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 | 60952.17910854 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | J0047-2053 |
| HIERARCH ESO INS SOBJ NAME | J0047-2053 |
| RA | 11.915833 |
| DEC | -20.89049 |
| 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 | 56.301 |
| HIERARCH ESO ISS PBL12 END | 56.36 |
| HIERARCH ESO ISS PBLA12 START | 24.0 |
| HIERARCH ESO ISS PBLA12 END | 24.7 |
| HIERARCH ESO ISS PBL13 START | 101.922 |
| HIERARCH ESO ISS PBL13 END | 102.059 |
| HIERARCH ESO ISS PBLA13 START | 30.3 |
| HIERARCH ESO ISS PBLA13 END | 31.1 |
| HIERARCH ESO ISS PBL14 START | 129.503 |
| HIERARCH ESO ISS PBL14 END | 129.792 |
| HIERARCH ESO ISS PBLA14 START | 58.509 |
| HIERARCH ESO ISS PBLA14 END | 59.198 |
| HIERARCH ESO ISS PBL23 START | 46.39 |
| HIERARCH ESO ISS PBL23 END | 46.468 |
| HIERARCH ESO ISS PBLA23 START | 38.1 |
| HIERARCH ESO ISS PBLA23 END | 38.8 |
| HIERARCH ESO ISS PBL24 START | 89.057 |
| HIERARCH ESO ISS PBL24 END | 89.249 |
| HIERARCH ESO ISS PBLA24 START | 79.523 |
| HIERARCH ESO ISS PBLA24 END | 80.157 |
| HIERARCH ESO ISS PBL34 START | 62.383 |
| HIERARCH ESO ISS PBL34 END | 62.449 |
| HIERARCH ESO ISS PBLA34 START | 109.024 |
| HIERARCH ESO ISS PBLA34 END | 109.614 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006907 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006684 |
| HIERARCH ESO ISS AMBI TEMP | 11.57 |
| HIERARCH ESO ISS AMBI FWHM START | 0.42 |
| 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 |