Exposure
- ID
- GRAVI.2025-02-15T07:03:46.742_2
- Header ID
- GRAVI.2025-02-15T07:03:46.742
- Date updated
- 2025-02-15 07:20:43 UTC+0000
- Release date
- 2026-02-15 07:20:43 UTC+0000
- UTC Start
- 2025-02-15 07:03:46.742
- UTC End
- 2025-02-15 07:10:26.742
- MJD Start
- 60721.29429099
- MJD End
- 60721.29892061963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0077195
- Ambient temperature (°C)
- 13.72
- Seeing (arcsec)
- 0.825
Observation
- ID
- 58961
- Category
- science
- Program ID
- 113.26QY.001
- Program Title
- THE FIRST Z=2 SMBH MASSES WITH GRAVITY-WIDE
- Program Type
- Normal
- PI / COI
- SHIMIZU / EISENHAUER / GENZEL / SHANGGUAN / DAVIES / STURM / LUTZ / SANTOS / CAO / TACCONI / FORSTER SCHREIBER / DE ZEEUW / HOENIG / MILLOUR / DEXTER / LEFTLEY / PAUMARD / PETROV / CLÉNET / LOPEZ / PERRIN
Target
- ID
- 40581
- Name
- TYC_7811-2901-1
- RA
- 210.57465833333333
- DEC
- -41.85805138888889
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 | 55.9820 | 55.9450 | 11.3000 | 12.3000 |
| U1-U3 | 102.0330 | 101.9700 | 16.9000 | 17.9000 |
| U1-U4 | 128.6520 | 128.9390 | 41.2640 | 42.5620 |
| U2-U3 | 46.6300 | 46.6190 | 23.5000 | 24.7000 |
| U2-U4 | 84.8870 | 85.4230 | 60.4920 | 61.8470 |
| U3-U4 | 55.2580 | 55.8980 | 90.9750 | 92.1140 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.26QY.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60721.29429099 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | GQC J1402-4151 |
| HIERARCH ESO INS SOBJ NAME | GQC_J1402-4151 |
| RA | 210.574737 |
| DEC | -41.85853 |
| 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 | 55.982 |
| HIERARCH ESO ISS PBL12 END | 55.945 |
| HIERARCH ESO ISS PBLA12 START | 11.3 |
| HIERARCH ESO ISS PBLA12 END | 12.3 |
| HIERARCH ESO ISS PBL13 START | 102.033 |
| HIERARCH ESO ISS PBL13 END | 101.97 |
| HIERARCH ESO ISS PBLA13 START | 16.9 |
| HIERARCH ESO ISS PBLA13 END | 17.9 |
| HIERARCH ESO ISS PBL14 START | 128.652 |
| HIERARCH ESO ISS PBL14 END | 128.939 |
| HIERARCH ESO ISS PBLA14 START | 41.264 |
| HIERARCH ESO ISS PBLA14 END | 42.562 |
| HIERARCH ESO ISS PBL23 START | 46.63 |
| HIERARCH ESO ISS PBL23 END | 46.619 |
| HIERARCH ESO ISS PBLA23 START | 23.5 |
| HIERARCH ESO ISS PBLA23 END | 24.7 |
| HIERARCH ESO ISS PBL24 START | 84.887 |
| HIERARCH ESO ISS PBL24 END | 85.423 |
| HIERARCH ESO ISS PBLA24 START | 60.492 |
| HIERARCH ESO ISS PBLA24 END | 61.847 |
| HIERARCH ESO ISS PBL34 START | 55.258 |
| HIERARCH ESO ISS PBL34 END | 55.898 |
| HIERARCH ESO ISS PBLA34 START | 90.975 |
| HIERARCH ESO ISS PBLA34 END | 92.114 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007448 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007991 |
| HIERARCH ESO ISS AMBI TEMP | 13.72 |
| HIERARCH ESO ISS AMBI FWHM START | 0.85 |
| HIERARCH ESO ISS AMBI FWHM END | 0.8 |
| HIERARCH ESO FT ROBJ NAME | TYC_7811-2901-1 |
| HIERARCH ESO FT ROBJ ALPHA | 140217.918 |
| HIERARCH ESO FT ROBJ DELTA | -415128.985 |