Exposure
- ID
- GRAVI.2025-11-10T05:25:58.259_2
- Header ID
- GRAVI.2025-11-10T05:25:58.259
- Date updated
- 2025-11-10 05:41:25 UTC+0000
- Release date
- 2026-11-10 05:41:25 UTC+0000
- UTC Start
- 2025-11-10 05:25:58.259
- UTC End
- 2025-11-10 05:32:38.259
- MJD Start
- 60989.22636874
- MJD End
- 60989.230998369625
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0052635
- Ambient temperature (°C)
- 13.02
- Seeing (arcsec)
- 0.52
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 | 56.4090 | 56.4650 | 30.6000 | 31.1000 |
| U1-U3 | 102.3390 | 102.4010 | 36.8000 | 37.2000 |
| U1-U4 | 129.6860 | 129.3340 | 63.7710 | 64.1020 |
| U2-U3 | 46.6400 | 46.6360 | 44.2000 | 44.6000 |
| U2-U4 | 88.0250 | 87.5270 | 84.2750 | 84.6510 |
| U3-U4 | 60.3670 | 59.9160 | 114.1280 | 114.7300 |
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 | 60989.22636874 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | J0312-1343 |
| HIERARCH ESO INS SOBJ NAME | J0312-1343 |
| RA | 48.158091 |
| DEC | -13.71898 |
| 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 | 56.409 |
| HIERARCH ESO ISS PBL12 END | 56.465 |
| HIERARCH ESO ISS PBLA12 START | 30.6 |
| HIERARCH ESO ISS PBLA12 END | 31.1 |
| HIERARCH ESO ISS PBL13 START | 102.339 |
| HIERARCH ESO ISS PBL13 END | 102.401 |
| HIERARCH ESO ISS PBLA13 START | 36.8 |
| HIERARCH ESO ISS PBLA13 END | 37.2 |
| HIERARCH ESO ISS PBL14 START | 129.686 |
| HIERARCH ESO ISS PBL14 END | 129.334 |
| HIERARCH ESO ISS PBLA14 START | 63.771 |
| HIERARCH ESO ISS PBLA14 END | 64.102 |
| HIERARCH ESO ISS PBL23 START | 46.64 |
| HIERARCH ESO ISS PBL23 END | 46.636 |
| HIERARCH ESO ISS PBLA23 START | 44.2 |
| HIERARCH ESO ISS PBLA23 END | 44.6 |
| HIERARCH ESO ISS PBL24 START | 88.025 |
| HIERARCH ESO ISS PBL24 END | 87.527 |
| HIERARCH ESO ISS PBLA24 START | 84.275 |
| HIERARCH ESO ISS PBLA24 END | 84.651 |
| HIERARCH ESO ISS PBL34 START | 60.367 |
| HIERARCH ESO ISS PBL34 END | 59.916 |
| HIERARCH ESO ISS PBLA34 START | 114.128 |
| HIERARCH ESO ISS PBLA34 END | 114.73 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005265 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005262 |
| HIERARCH ESO ISS AMBI TEMP | 13.02 |
| HIERARCH ESO ISS AMBI FWHM START | 0.56 |
| HIERARCH ESO ISS AMBI FWHM END | 0.48 |
| HIERARCH ESO FT ROBJ NAME | J0312-1343 |
| HIERARCH ESO FT ROBJ ALPHA | 031238.567 |
| HIERARCH ESO FT ROBJ DELTA | -134307.436 |