Exposure
- ID
- GRAVI.2025-10-07T05:35:23.307_2
- Header ID
- GRAVI.2025-10-07T05:35:23.307
- Date updated
- 2025-10-07 05:50:43 UTC+0000
- Release date
- 2026-10-07 05:50:43 UTC+0000
- UTC Start
- 2025-10-07 05:35:23.307
- UTC End
- 2025-10-07 05:42:03.307
- MJD Start
- 60955.23290865
- MJD End
- 60955.23753827963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004727
- Ambient temperature (°C)
- 11.51
- Seeing (arcsec)
- 0.575
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 | 54.1270 | 54.2770 | 17.9000 | 18.8000 |
| U1-U3 | 97.3430 | 97.7300 | 24.4000 | 25.3000 |
| U1-U4 | 121.6200 | 122.7000 | 54.0420 | 54.8140 |
| U2-U3 | 43.9950 | 44.2370 | 32.4000 | 33.3000 |
| U2-U4 | 84.2110 | 85.0390 | 76.3310 | 76.8750 |
| U3-U4 | 60.7370 | 61.1260 | 106.4910 | 106.7910 |
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 | 60955.23290865 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | J0312-1343 |
| HIERARCH ESO INS SOBJ NAME | J0312-1343 |
| RA | 48.158294 |
| DEC | -13.71801 |
| 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 | 54.127 |
| HIERARCH ESO ISS PBL12 END | 54.277 |
| HIERARCH ESO ISS PBLA12 START | 17.9 |
| HIERARCH ESO ISS PBLA12 END | 18.8 |
| HIERARCH ESO ISS PBL13 START | 97.343 |
| HIERARCH ESO ISS PBL13 END | 97.73 |
| HIERARCH ESO ISS PBLA13 START | 24.4 |
| HIERARCH ESO ISS PBLA13 END | 25.3 |
| HIERARCH ESO ISS PBL14 START | 121.62 |
| HIERARCH ESO ISS PBL14 END | 122.7 |
| HIERARCH ESO ISS PBLA14 START | 54.042 |
| HIERARCH ESO ISS PBLA14 END | 54.814 |
| HIERARCH ESO ISS PBL23 START | 43.995 |
| HIERARCH ESO ISS PBL23 END | 44.237 |
| HIERARCH ESO ISS PBLA23 START | 32.4 |
| HIERARCH ESO ISS PBLA23 END | 33.3 |
| HIERARCH ESO ISS PBL24 START | 84.211 |
| HIERARCH ESO ISS PBL24 END | 85.039 |
| HIERARCH ESO ISS PBLA24 START | 76.331 |
| HIERARCH ESO ISS PBLA24 END | 76.875 |
| HIERARCH ESO ISS PBL34 START | 60.737 |
| HIERARCH ESO ISS PBL34 END | 61.126 |
| HIERARCH ESO ISS PBLA34 START | 106.491 |
| HIERARCH ESO ISS PBLA34 END | 106.791 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005003 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004451 |
| HIERARCH ESO ISS AMBI TEMP | 11.51 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.63 |
| HIERARCH ESO FT ROBJ NAME | J0312-1343 |
| HIERARCH ESO FT ROBJ ALPHA | 031238.567 |
| HIERARCH ESO FT ROBJ DELTA | -134307.436 |