Exposure
- ID
- GRAVI.2025-11-10T06:31:05.449_2
- Header ID
- GRAVI.2025-11-10T06:31:05.449
- Date updated
- 2025-11-10 06:50:39 UTC+0000
- Release date
- 2026-11-10 06:50:39 UTC+0000
- UTC Start
- 2025-11-10 06:31:05.449
- UTC End
- 2025-11-10 06:37:45.449
- MJD Start
- 60989.27159085
- MJD End
- 60989.27622047963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005046500000000001
- Ambient temperature (°C)
- 12.98
- Seeing (arcsec)
- 0.545
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 | 56.3930 | 56.3130 | 34.5000 | 34.8000 |
| U1-U3 | 101.5750 | 101.3060 | 40.1000 | 40.3000 |
| U1-U4 | 122.7190 | 121.5070 | 66.1640 | 66.3210 |
| U2-U3 | 45.7840 | 45.5820 | 47.0000 | 47.2000 |
| U2-U4 | 80.3850 | 79.2020 | 87.7840 | 88.1610 |
| U3-U4 | 54.6380 | 53.8630 | 120.9720 | 121.8790 |
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 | 60989.27159085 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | J0312-1343 |
| HIERARCH ESO INS SOBJ NAME | J0312-1343 |
| RA | 48.157548 |
| DEC | -13.71827 |
| 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 | 56.393 |
| HIERARCH ESO ISS PBL12 END | 56.313 |
| HIERARCH ESO ISS PBLA12 START | 34.5 |
| HIERARCH ESO ISS PBLA12 END | 34.8 |
| HIERARCH ESO ISS PBL13 START | 101.575 |
| HIERARCH ESO ISS PBL13 END | 101.306 |
| HIERARCH ESO ISS PBLA13 START | 40.1 |
| HIERARCH ESO ISS PBLA13 END | 40.3 |
| HIERARCH ESO ISS PBL14 START | 122.719 |
| HIERARCH ESO ISS PBL14 END | 121.507 |
| HIERARCH ESO ISS PBLA14 START | 66.164 |
| HIERARCH ESO ISS PBLA14 END | 66.321 |
| HIERARCH ESO ISS PBL23 START | 45.784 |
| HIERARCH ESO ISS PBL23 END | 45.582 |
| HIERARCH ESO ISS PBLA23 START | 47.0 |
| HIERARCH ESO ISS PBLA23 END | 47.2 |
| HIERARCH ESO ISS PBL24 START | 80.385 |
| HIERARCH ESO ISS PBL24 END | 79.202 |
| HIERARCH ESO ISS PBLA24 START | 87.784 |
| HIERARCH ESO ISS PBLA24 END | 88.161 |
| HIERARCH ESO ISS PBL34 START | 54.638 |
| HIERARCH ESO ISS PBL34 END | 53.863 |
| HIERARCH ESO ISS PBLA34 START | 120.972 |
| HIERARCH ESO ISS PBLA34 END | 121.879 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004967 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005126 |
| HIERARCH ESO ISS AMBI TEMP | 12.98 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.56 |
| HIERARCH ESO FT ROBJ NAME | J0312-1343 |
| HIERARCH ESO FT ROBJ ALPHA | 031238.567 |
| HIERARCH ESO FT ROBJ DELTA | -134307.436 |