Exposure
- ID
- GRAVI.2025-09-22T05:39:29.915_2
- Header ID
- GRAVI.2025-09-22T05:39:29.915
- Date updated
- 2025-09-22 05:50:52 UTC+0000
- Release date
- 2026-03-21 05:50:52 UTC+0000
- UTC Start
- 2025-09-22 05:39:29.915
- UTC End
- 2025-09-22 05:42:09.915
- MJD Start
- 60940.23576291
- MJD End
- 60940.237614761856
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005359
- Ambient temperature (°C)
- 11.21
- Seeing (arcsec)
- 0.525
Observation
- ID
- 70495
- Category
- science
- Program ID
- 115.27YJ.007
- Program Title
- ASTROMETRIC DETECTION OF PLANETS AROUND M-DWARFS AND BINARIES WITH GRAVITY
- Program Type
- GTO
- PI / COI
- BOURDAROT / EISENHAUER / KERVELLA / LACOUR / PERRIN / GILLESSEN / PFUHL / PAUMARD / BRANDNER / GARCIA / STRAUBMEIER / LE BOUQUIN / KREIDBERG / HOENIG / WIDMANN / ROUSSELET-PERRAUT / STURM / SHANGGUAN / MÉRAND / SHIMIZU
Target
- ID
- 42461
- Name
- HD142A
- RA
- 1.5798949999999998
- DEC
- -49.07518647222223
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 | 90.4270 | 90.4520 | 124.0000 | 124.5000 |
| A0-J2 | 128.0190 | 127.8680 | 103.1000 | 103.7000 |
| A0-K0 | 122.6520 | 122.3380 | 82.6650 | 83.2070 |
| G1-J2 | 54.1100 | 53.9390 | 66.7000 | 67.1000 |
| G1-K0 | 80.9800 | 80.7800 | 35.1840 | 35.5440 |
| J2-K0 | 44.8460 | 44.8570 | 356.1390 | 356.4950 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.27YJ.007 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60940.23576291 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 142 |
| HIERARCH ESO INS SOBJ NAME | HD142B |
| RA | 1.581421 |
| DEC | -49.07593 |
| 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 | 178.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 16 |
| HIERARCH ESO ISS PBL12 START | 90.427 |
| HIERARCH ESO ISS PBL12 END | 90.452 |
| HIERARCH ESO ISS PBLA12 START | 124.0 |
| HIERARCH ESO ISS PBLA12 END | 124.5 |
| HIERARCH ESO ISS PBL13 START | 128.019 |
| HIERARCH ESO ISS PBL13 END | 127.868 |
| HIERARCH ESO ISS PBLA13 START | 103.1 |
| HIERARCH ESO ISS PBLA13 END | 103.7 |
| HIERARCH ESO ISS PBL14 START | 122.652 |
| HIERARCH ESO ISS PBL14 END | 122.338 |
| HIERARCH ESO ISS PBLA14 START | 82.665 |
| HIERARCH ESO ISS PBLA14 END | 83.207 |
| HIERARCH ESO ISS PBL23 START | 54.11 |
| HIERARCH ESO ISS PBL23 END | 53.939 |
| HIERARCH ESO ISS PBLA23 START | 66.7 |
| HIERARCH ESO ISS PBLA23 END | 67.1 |
| HIERARCH ESO ISS PBL24 START | 80.98 |
| HIERARCH ESO ISS PBL24 END | 80.78 |
| HIERARCH ESO ISS PBLA24 START | 35.184 |
| HIERARCH ESO ISS PBLA24 END | 35.544 |
| HIERARCH ESO ISS PBL34 START | 44.846 |
| HIERARCH ESO ISS PBL34 END | 44.857 |
| HIERARCH ESO ISS PBLA34 START | 356.139 |
| HIERARCH ESO ISS PBLA34 END | 356.495 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005359 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005359 |
| HIERARCH ESO ISS AMBI TEMP | 11.21 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.52 |
| HIERARCH ESO FT ROBJ NAME | HD142A |
| HIERARCH ESO FT ROBJ ALPHA | 000619.1748 |
| HIERARCH ESO FT ROBJ DELTA | -490430.6713 |