Exposure
- ID
- GRAVI.2025-11-12T02:25:25.705_2
- Header ID
- GRAVI.2025-11-12T02:25:25.705
- Date updated
- 2025-11-12 02:40:40 UTC+0000
- Release date
- 2026-11-12 02:40:39 UTC+0000
- UTC Start
- 2025-11-12 02:25:25.705
- UTC End
- 2025-11-12 02:30:45.705
- MJD Start
- 60991.10099196
- MJD End
- 60991.1046956637
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0025225
- Ambient temperature (°C)
- 14.48
- Seeing (arcsec)
- 0.9650000000000001
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 | 55.8420 | 55.9530 | 31.4000 | 31.8000 |
| U1-U3 | 101.6860 | 101.8600 | 37.4000 | 37.7000 |
| U1-U4 | 129.9830 | 129.7820 | 63.5260 | 63.6570 |
| U2-U3 | 46.5190 | 46.5700 | 44.6000 | 44.9000 |
| U2-U4 | 87.8620 | 87.4290 | 83.2810 | 83.4220 |
| U3-U4 | 59.1690 | 58.7000 | 112.6980 | 113.0650 |
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 | 60991.10099196 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 984 |
| HIERARCH ESO INS SOBJ NAME | HD___984 |
| RA | 3.5453 |
| DEC | -7.19948 |
| 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 | 55.842 |
| HIERARCH ESO ISS PBL12 END | 55.953 |
| HIERARCH ESO ISS PBLA12 START | 31.4 |
| HIERARCH ESO ISS PBLA12 END | 31.8 |
| HIERARCH ESO ISS PBL13 START | 101.686 |
| HIERARCH ESO ISS PBL13 END | 101.86 |
| HIERARCH ESO ISS PBLA13 START | 37.4 |
| HIERARCH ESO ISS PBLA13 END | 37.7 |
| HIERARCH ESO ISS PBL14 START | 129.983 |
| HIERARCH ESO ISS PBL14 END | 129.782 |
| HIERARCH ESO ISS PBLA14 START | 63.526 |
| HIERARCH ESO ISS PBLA14 END | 63.657 |
| HIERARCH ESO ISS PBL23 START | 46.519 |
| HIERARCH ESO ISS PBL23 END | 46.57 |
| HIERARCH ESO ISS PBLA23 START | 44.6 |
| HIERARCH ESO ISS PBLA23 END | 44.9 |
| HIERARCH ESO ISS PBL24 START | 87.862 |
| HIERARCH ESO ISS PBL24 END | 87.429 |
| HIERARCH ESO ISS PBLA24 START | 83.281 |
| HIERARCH ESO ISS PBLA24 END | 83.422 |
| HIERARCH ESO ISS PBL34 START | 59.169 |
| HIERARCH ESO ISS PBL34 END | 58.7 |
| HIERARCH ESO ISS PBLA34 START | 112.698 |
| HIERARCH ESO ISS PBLA34 END | 113.065 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002817 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002228 |
| HIERARCH ESO ISS AMBI TEMP | 14.48 |
| HIERARCH ESO ISS AMBI FWHM START | 0.83 |
| HIERARCH ESO ISS AMBI FWHM END | 1.1 |
| HIERARCH ESO FT ROBJ NAME | HD___984 |
| HIERARCH ESO FT ROBJ ALPHA | 001410.252 |
| HIERARCH ESO FT ROBJ DELTA | -071156.812 |