Exposure
- ID
- GRAVI.2025-11-10T07:00:05.523_2
- Header ID
- GRAVI.2025-11-10T07:00:05.523
- Date updated
- 2025-11-10 07:20:40 UTC+0000
- Release date
- 2026-11-10 07:20:40 UTC+0000
- UTC Start
- 2025-11-10 07:00:05.523
- UTC End
- 2025-11-10 07:06:45.523
- MJD Start
- 60989.29173059
- MJD End
- 60989.296360219625
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0057635
- Ambient temperature (°C)
- 12.57
- Seeing (arcsec)
- 0.425
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 | 55.9450 | 55.7950 | 35.5000 | 35.7000 |
| U1-U3 | 100.1910 | 99.7620 | 40.9000 | 41.0000 |
| U1-U4 | 117.0280 | 115.4480 | 66.6920 | 66.7640 |
| U2-U3 | 44.7910 | 44.4990 | 47.5000 | 47.6000 |
| U2-U4 | 74.9590 | 73.4960 | 89.3990 | 89.7980 |
| U3-U4 | 51.2200 | 50.3530 | 125.0900 | 126.1990 |
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 | 60989.29173059 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | J0312-1343 |
| HIERARCH ESO INS SOBJ NAME | J0312-1343 |
| RA | 48.157536 |
| 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 | 55.945 |
| HIERARCH ESO ISS PBL12 END | 55.795 |
| HIERARCH ESO ISS PBLA12 START | 35.5 |
| HIERARCH ESO ISS PBLA12 END | 35.7 |
| HIERARCH ESO ISS PBL13 START | 100.191 |
| HIERARCH ESO ISS PBL13 END | 99.762 |
| HIERARCH ESO ISS PBLA13 START | 40.9 |
| HIERARCH ESO ISS PBLA13 END | 41.0 |
| HIERARCH ESO ISS PBL14 START | 117.028 |
| HIERARCH ESO ISS PBL14 END | 115.448 |
| HIERARCH ESO ISS PBLA14 START | 66.692 |
| HIERARCH ESO ISS PBLA14 END | 66.764 |
| HIERARCH ESO ISS PBL23 START | 44.791 |
| HIERARCH ESO ISS PBL23 END | 44.499 |
| HIERARCH ESO ISS PBLA23 START | 47.5 |
| HIERARCH ESO ISS PBLA23 END | 47.6 |
| HIERARCH ESO ISS PBL24 START | 74.959 |
| HIERARCH ESO ISS PBL24 END | 73.496 |
| HIERARCH ESO ISS PBLA24 START | 89.399 |
| HIERARCH ESO ISS PBLA24 END | 89.798 |
| HIERARCH ESO ISS PBL34 START | 51.22 |
| HIERARCH ESO ISS PBL34 END | 50.353 |
| HIERARCH ESO ISS PBLA34 START | 125.09 |
| HIERARCH ESO ISS PBLA34 END | 126.199 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006329 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005198 |
| HIERARCH ESO ISS AMBI TEMP | 12.57 |
| HIERARCH ESO ISS AMBI FWHM START | 0.41 |
| HIERARCH ESO ISS AMBI FWHM END | 0.44 |
| HIERARCH ESO FT ROBJ NAME | J0312-1343 |
| HIERARCH ESO FT ROBJ ALPHA | 031238.567 |
| HIERARCH ESO FT ROBJ DELTA | -134307.436 |