Exposure
- ID
- GRAVI.2025-10-06T04:26:10.631_2
- Header ID
- GRAVI.2025-10-06T04:26:10.631
- Date updated
- 2025-10-06 04:40:58 UTC+0000
- Release date
- 2026-10-06 04:40:58 UTC+0000
- UTC Start
- 2025-10-06 04:26:10.631
- UTC End
- 2025-10-06 04:32:50.631
- MJD Start
- 60954.18484527
- MJD End
- 60954.18947489963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0044005
- Ambient temperature (°C)
- 13.09
- Seeing (arcsec)
- 0.485
Observation
- ID
- 70771
- 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
- 52505
- Name
- J0312-1343
- RA
- 48.160695833333335
- DEC
- -13.718732222222222
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 | 52.8670 | 52.9490 | 7.5000 | 8.6000 |
| U1-U3 | 93.5970 | 93.8930 | 13.5000 | 14.6000 |
| U1-U4 | 107.4530 | 108.9380 | 43.4780 | 44.6990 |
| U2-U3 | 41.3800 | 41.6120 | 21.1000 | 22.3000 |
| U2-U4 | 71.7050 | 73.1530 | 69.1170 | 69.9540 |
| U3-U4 | 53.7010 | 54.5910 | 104.0610 | 104.2330 |
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 | 60954.18484527 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | J0312-1343 |
| HIERARCH ESO INS SOBJ NAME | J0312-1343 |
| RA | 48.157472 |
| DEC | -13.71824 |
| 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 | 52.867 |
| HIERARCH ESO ISS PBL12 END | 52.949 |
| HIERARCH ESO ISS PBLA12 START | 7.5 |
| HIERARCH ESO ISS PBLA12 END | 8.6 |
| HIERARCH ESO ISS PBL13 START | 93.597 |
| HIERARCH ESO ISS PBL13 END | 93.893 |
| HIERARCH ESO ISS PBLA13 START | 13.5 |
| HIERARCH ESO ISS PBLA13 END | 14.6 |
| HIERARCH ESO ISS PBL14 START | 107.453 |
| HIERARCH ESO ISS PBL14 END | 108.938 |
| HIERARCH ESO ISS PBLA14 START | 43.478 |
| HIERARCH ESO ISS PBLA14 END | 44.699 |
| HIERARCH ESO ISS PBL23 START | 41.38 |
| HIERARCH ESO ISS PBL23 END | 41.612 |
| HIERARCH ESO ISS PBLA23 START | 21.1 |
| HIERARCH ESO ISS PBLA23 END | 22.3 |
| HIERARCH ESO ISS PBL24 START | 71.705 |
| HIERARCH ESO ISS PBL24 END | 73.153 |
| HIERARCH ESO ISS PBLA24 START | 69.117 |
| HIERARCH ESO ISS PBLA24 END | 69.954 |
| HIERARCH ESO ISS PBL34 START | 53.701 |
| HIERARCH ESO ISS PBL34 END | 54.591 |
| HIERARCH ESO ISS PBLA34 START | 104.061 |
| HIERARCH ESO ISS PBLA34 END | 104.233 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004248 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004553 |
| HIERARCH ESO ISS AMBI TEMP | 13.09 |
| HIERARCH ESO ISS AMBI FWHM START | 0.5 |
| HIERARCH ESO ISS AMBI FWHM END | 0.47 |
| HIERARCH ESO FT ROBJ NAME | J0312-1343 |
| HIERARCH ESO FT ROBJ ALPHA | 031238.567 |
| HIERARCH ESO FT ROBJ DELTA | -134307.436 |