Exposure
- ID
- GRAVI.2025-11-12T03:33:46.879_2
- Header ID
- GRAVI.2025-11-12T03:33:46.879
- Date updated
- 2025-11-12 03:50:38 UTC+0000
- Release date
- 2026-11-12 03:50:38 UTC+0000
- UTC Start
- 2025-11-12 03:33:46.879
- UTC End
- 2025-11-12 03:39:06.879
- MJD Start
- 60991.14845925
- MJD End
- 60991.1521629537
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0036179999999999997
- Ambient temperature (°C)
- 14.96
- Seeing (arcsec)
- 0.695
Observation
- ID
- 71535
- Category
- science
- Program ID
- 116.293L.002
- Program Title
- THE VLTI/GRAVITY+ AND MATISSE EXOPLANET EXTRAVAGANZA
- Program Type
- GTO
- PI / COI
- KREIDBERG / BRANDNER / LE BOUQUIN / TREVASCUS / SAUTER / LACOUR / MOLLIERE / SAMLAND / HOULLÉ / MILLOUR / BAILER-JONES / ROUSSELET-PERRAUT / PERRIN / EISENHAUER / PAUMARD / STRAUBMEIER / GARCIA / HOENIG / LUTZ / SPEZZANO / BERIO / SCIGLIUTO / LOPEZ / DEFR
Target
- ID
- 53120
- Name
- HD___984
- RA
- 3.5427166666666663
- DEC
- -7.199114444444445
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 | 56.5590 | 56.5510 | 34.6000 | 34.8000 |
| U1-U3 | 102.2170 | 102.0990 | 39.9000 | 40.0000 |
| U1-U4 | 123.3640 | 122.4110 | 64.1780 | 64.1370 |
| U2-U3 | 46.1860 | 46.0630 | 46.3000 | 46.4000 |
| U2-U4 | 79.2200 | 78.1790 | 84.7820 | 84.8880 |
| U3-U4 | 51.7490 | 50.9830 | 118.4870 | 119.1310 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 116.293L.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60991.14845925 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 984 |
| HIERARCH ESO INS SOBJ NAME | HD___984 |
| RA | 3.545305 |
| DEC | -7.1995 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | SPLIT |
| 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 | 342.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 56.559 |
| HIERARCH ESO ISS PBL12 END | 56.551 |
| HIERARCH ESO ISS PBLA12 START | 34.6 |
| HIERARCH ESO ISS PBLA12 END | 34.8 |
| HIERARCH ESO ISS PBL13 START | 102.217 |
| HIERARCH ESO ISS PBL13 END | 102.099 |
| HIERARCH ESO ISS PBLA13 START | 39.9 |
| HIERARCH ESO ISS PBLA13 END | 40.0 |
| HIERARCH ESO ISS PBL14 START | 123.364 |
| HIERARCH ESO ISS PBL14 END | 122.411 |
| HIERARCH ESO ISS PBLA14 START | 64.178 |
| HIERARCH ESO ISS PBLA14 END | 64.137 |
| HIERARCH ESO ISS PBL23 START | 46.186 |
| HIERARCH ESO ISS PBL23 END | 46.063 |
| HIERARCH ESO ISS PBLA23 START | 46.3 |
| HIERARCH ESO ISS PBLA23 END | 46.4 |
| HIERARCH ESO ISS PBL24 START | 79.22 |
| HIERARCH ESO ISS PBL24 END | 78.179 |
| HIERARCH ESO ISS PBLA24 START | 84.782 |
| HIERARCH ESO ISS PBLA24 END | 84.888 |
| HIERARCH ESO ISS PBL34 START | 51.749 |
| HIERARCH ESO ISS PBL34 END | 50.983 |
| HIERARCH ESO ISS PBLA34 START | 118.487 |
| HIERARCH ESO ISS PBLA34 END | 119.131 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003522 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003714 |
| HIERARCH ESO ISS AMBI TEMP | 14.96 |
| HIERARCH ESO ISS AMBI FWHM START | 0.69 |
| HIERARCH ESO ISS AMBI FWHM END | 0.7 |
| HIERARCH ESO FT ROBJ NAME | HD___984 |
| HIERARCH ESO FT ROBJ ALPHA | 001410.252 |
| HIERARCH ESO FT ROBJ DELTA | -071156.812 |