Exposure
- ID
- GRAVI.2025-11-01T04:48:05.541_2
- Header ID
- GRAVI.2025-11-01T04:48:05.541
- Date updated
- 2025-11-01 05:01:04 UTC+0000
- Release date
- 2026-11-01 05:01:04 UTC+0000
- UTC Start
- 2025-11-01 04:48:05.541
- UTC End
- 2025-11-01 04:54:05.541
- MJD Start
- 60980.20006413
- MJD End
- 60980.20423079666
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004501
- Ambient temperature (°C)
- 10.84
- Seeing (arcsec)
- 0.46499999999999997
Observation
- ID
- 71078
- Category
- science
- Program ID
- 116.28NC.001
- Program Title
- GRAVITY-GAIA DR4 EXOPLANET SURVEY IN NEARBY LOW-MASS BINARY SYSTEMS
- Program Type
- Normal
- PI / COI
- KERVELLA / GALLENNE / ARENOU / BEICHMAN / BOURDAROT / LACOUR / MENDEZ / MÉRAND / NOWAK
Target
- ID
- 52758
- Name
- LP_833-42_A
- RA
- 61.83579708333332
- DEC
- -24.487218000000002
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- A0 G1 J2 K0
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 86.7640 | 87.3490 | 108.8000 | 109.3000 |
| A0-J2 | 122.9460 | 123.9000 | 84.5000 | 85.2000 |
| A0-K0 | 122.6800 | 123.4570 | 61.7300 | 62.5720 |
| G1-J2 | 56.5040 | 56.7480 | 45.4000 | 46.3000 |
| G1-K0 | 89.8500 | 89.9270 | 16.7550 | 17.5640 |
| J2-K0 | 48.5320 | 48.5550 | 342.8200 | 343.3810 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 116.28NC.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60980.20006413 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | LP 833-42 A |
| HIERARCH ESO INS SOBJ NAME | LP_833-42_A |
| RA | 61.834306 |
| DEC | -24.49087 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | SPLIT |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | K0 |
| EXPTIME | 377.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 86.764 |
| HIERARCH ESO ISS PBL12 END | 87.349 |
| HIERARCH ESO ISS PBLA12 START | 108.8 |
| HIERARCH ESO ISS PBLA12 END | 109.3 |
| HIERARCH ESO ISS PBL13 START | 122.946 |
| HIERARCH ESO ISS PBL13 END | 123.9 |
| HIERARCH ESO ISS PBLA13 START | 84.5 |
| HIERARCH ESO ISS PBLA13 END | 85.2 |
| HIERARCH ESO ISS PBL14 START | 122.68 |
| HIERARCH ESO ISS PBL14 END | 123.457 |
| HIERARCH ESO ISS PBLA14 START | 61.73 |
| HIERARCH ESO ISS PBLA14 END | 62.572 |
| HIERARCH ESO ISS PBL23 START | 56.504 |
| HIERARCH ESO ISS PBL23 END | 56.748 |
| HIERARCH ESO ISS PBLA23 START | 45.4 |
| HIERARCH ESO ISS PBLA23 END | 46.3 |
| HIERARCH ESO ISS PBL24 START | 89.85 |
| HIERARCH ESO ISS PBL24 END | 89.927 |
| HIERARCH ESO ISS PBLA24 START | 16.755 |
| HIERARCH ESO ISS PBLA24 END | 17.564 |
| HIERARCH ESO ISS PBL34 START | 48.532 |
| HIERARCH ESO ISS PBL34 END | 48.555 |
| HIERARCH ESO ISS PBLA34 START | 342.82 |
| HIERARCH ESO ISS PBLA34 END | 343.381 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004431 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004571 |
| HIERARCH ESO ISS AMBI TEMP | 10.84 |
| HIERARCH ESO ISS AMBI FWHM START | 0.46 |
| HIERARCH ESO ISS AMBI FWHM END | 0.47 |
| HIERARCH ESO FT ROBJ NAME | LP_833-42_A |
| HIERARCH ESO FT ROBJ ALPHA | 040720.5913 |
| HIERARCH ESO FT ROBJ DELTA | -242913.9848 |