Exposure
- ID
- GRAVI.2025-10-04T03:41:18.884_2
- Header ID
- GRAVI.2025-10-04T03:41:18.884
- Date updated
- 2025-10-04 03:55:40 UTC+0000
- Release date
- 2026-10-04 03:55:40 UTC+0000
- UTC Start
- 2025-10-04 03:41:18.884
- UTC End
- 2025-10-04 03:47:58.884
- MJD Start
- 60952.15369079
- MJD End
- 60952.15832041963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007083
- Ambient temperature (°C)
- 11.77
- 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 | 55.9120 | 55.9920 | 19.7000 | 20.5000 |
| U1-U3 | 100.9420 | 101.1530 | 26.0000 | 26.9000 |
| U1-U4 | 126.8030 | 127.4520 | 54.4520 | 55.2710 |
| U2-U3 | 45.7870 | 45.9220 | 33.8000 | 34.6000 |
| U2-U4 | 86.9150 | 87.4600 | 75.9620 | 76.6620 |
| U3-U4 | 61.2750 | 61.5820 | 106.0930 | 106.6210 |
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 | 60952.15369079 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | J0047-2053 |
| HIERARCH ESO INS SOBJ NAME | J0047-2053 |
| RA | 11.915839 |
| DEC | -20.89045 |
| 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 | 55.912 |
| HIERARCH ESO ISS PBL12 END | 55.992 |
| HIERARCH ESO ISS PBLA12 START | 19.7 |
| HIERARCH ESO ISS PBLA12 END | 20.5 |
| HIERARCH ESO ISS PBL13 START | 100.942 |
| HIERARCH ESO ISS PBL13 END | 101.153 |
| HIERARCH ESO ISS PBLA13 START | 26.0 |
| HIERARCH ESO ISS PBLA13 END | 26.9 |
| HIERARCH ESO ISS PBL14 START | 126.803 |
| HIERARCH ESO ISS PBL14 END | 127.452 |
| HIERARCH ESO ISS PBLA14 START | 54.452 |
| HIERARCH ESO ISS PBLA14 END | 55.271 |
| HIERARCH ESO ISS PBL23 START | 45.787 |
| HIERARCH ESO ISS PBL23 END | 45.922 |
| HIERARCH ESO ISS PBLA23 START | 33.8 |
| HIERARCH ESO ISS PBLA23 END | 34.6 |
| HIERARCH ESO ISS PBL24 START | 86.915 |
| HIERARCH ESO ISS PBL24 END | 87.46 |
| HIERARCH ESO ISS PBLA24 START | 75.962 |
| HIERARCH ESO ISS PBLA24 END | 76.662 |
| HIERARCH ESO ISS PBL34 START | 61.275 |
| HIERARCH ESO ISS PBL34 END | 61.582 |
| HIERARCH ESO ISS PBLA34 START | 106.093 |
| HIERARCH ESO ISS PBLA34 END | 106.621 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007157 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007009 |
| HIERARCH ESO ISS AMBI TEMP | 11.77 |
| HIERARCH ESO ISS AMBI FWHM START | 0.38 |
| HIERARCH ESO ISS AMBI FWHM END | 0.4 |
| HIERARCH ESO FT ROBJ NAME | J0047-2053 |
| HIERARCH ESO FT ROBJ ALPHA | 004739.964 |
| HIERARCH ESO FT ROBJ DELTA | -205335.015 |