Exposure
- ID
- GRAVI.2025-10-04T04:10:48.959_2
- Header ID
- GRAVI.2025-10-04T04:10:48.959
- Date updated
- 2025-10-04 04:25:33 UTC+0000
- Release date
- 2026-10-04 04:25:33 UTC+0000
- UTC Start
- 2025-10-04 04:10:48.959
- UTC End
- 2025-10-04 04:17:28.959
- MJD Start
- 60952.17417777
- MJD End
- 60952.17880739963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0063095
- Ambient temperature (°C)
- 11.67
- Seeing (arcsec)
- 0.43
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 | 56.2340 | 56.2990 | 23.2000 | 23.9000 |
| U1-U3 | 101.7620 | 101.9170 | 29.5000 | 30.3000 |
| U1-U4 | 129.1270 | 129.4920 | 57.7730 | 58.4850 |
| U2-U3 | 46.2970 | 46.3880 | 37.3000 | 38.0000 |
| U2-U4 | 88.7870 | 89.0490 | 78.8570 | 79.5010 |
| U3-U4 | 62.2670 | 62.3800 | 108.4270 | 109.0040 |
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 | 60952.17417777 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | J0047-2053 |
| HIERARCH ESO INS SOBJ NAME | J0047-2053 |
| RA | 11.915827 |
| DEC | -20.89048 |
| 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 | 56.234 |
| HIERARCH ESO ISS PBL12 END | 56.299 |
| HIERARCH ESO ISS PBLA12 START | 23.2 |
| HIERARCH ESO ISS PBLA12 END | 23.9 |
| HIERARCH ESO ISS PBL13 START | 101.762 |
| HIERARCH ESO ISS PBL13 END | 101.917 |
| HIERARCH ESO ISS PBLA13 START | 29.5 |
| HIERARCH ESO ISS PBLA13 END | 30.3 |
| HIERARCH ESO ISS PBL14 START | 129.127 |
| HIERARCH ESO ISS PBL14 END | 129.492 |
| HIERARCH ESO ISS PBLA14 START | 57.773 |
| HIERARCH ESO ISS PBLA14 END | 58.485 |
| HIERARCH ESO ISS PBL23 START | 46.297 |
| HIERARCH ESO ISS PBL23 END | 46.388 |
| HIERARCH ESO ISS PBLA23 START | 37.3 |
| HIERARCH ESO ISS PBLA23 END | 38.0 |
| HIERARCH ESO ISS PBL24 START | 88.787 |
| HIERARCH ESO ISS PBL24 END | 89.049 |
| HIERARCH ESO ISS PBLA24 START | 78.857 |
| HIERARCH ESO ISS PBLA24 END | 79.501 |
| HIERARCH ESO ISS PBL34 START | 62.267 |
| HIERARCH ESO ISS PBL34 END | 62.38 |
| HIERARCH ESO ISS PBLA34 START | 108.427 |
| HIERARCH ESO ISS PBLA34 END | 109.004 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005712 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006907 |
| HIERARCH ESO ISS AMBI TEMP | 11.67 |
| HIERARCH ESO ISS AMBI FWHM START | 0.44 |
| 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 |