Exposure
- ID
- GRAVI.2025-12-16T02:26:20.714_1
- Header ID
- GRAVI.2025-12-16T02:26:20.714
- Date updated
- 2025-12-16 02:41:06 UTC+0000
- Release date
- 2026-12-16 02:41:06 UTC+0000
- UTC Start
- 2025-12-16 02:26:20.714
- UTC End
- 2025-12-16 02:30:20.714
- MJD Start
- 61025.10162864
- MJD End
- 61025.10440641778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0029655
- Ambient temperature (°C)
- 10.82
- Seeing (arcsec)
- 1.455
Observation
- ID
- 72320
- Category
- science
- Program ID
- 116.2901.001
- Program Title
- A NON-INTERACTING BLACK HOLE HIDING AROUND A CHEMICALLY PECULIAR B-STAR?
- Program Type
- Normal
- PI / COI
- ROWAN / THOMPSON / KRAUS
Target
- ID
- 53719
- Name
- HD_36881
- RA
- 83.804047
- DEC
- 10.24004
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B5 | 47.7760 | 47.6700 | 142.4000 | 142.4000 |
| A0-J2 | 111.1520 | 112.3240 | 99.2000 | 98.9000 |
| A0-J6 | 122.9110 | 123.4090 | 13.1030 | 13.8790 |
| B5-J2 | 83.0280 | 84.3490 | 76.0000 | 76.1000 |
| B5-J6 | 157.5680 | 157.5620 | 359.5330 | 0.1830 |
| J2-J6 | 160.0200 | 159.5360 | 329.2390 | 329.3420 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 116.2901.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 61025.10162864 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 36881 |
| HIERARCH ESO INS SOBJ NAME | HD_36881 |
| RA | 83.804047 |
| DEC | 10.24004 |
| HIERARCH ESO INS SPEC RES | HIGH |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | B5 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | J6 |
| EXPTIME | 256.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 47.776 |
| HIERARCH ESO ISS PBL12 END | 47.67 |
| HIERARCH ESO ISS PBLA12 START | 142.4 |
| HIERARCH ESO ISS PBLA12 END | 142.4 |
| HIERARCH ESO ISS PBL13 START | 111.152 |
| HIERARCH ESO ISS PBL13 END | 112.324 |
| HIERARCH ESO ISS PBLA13 START | 99.2 |
| HIERARCH ESO ISS PBLA13 END | 98.9 |
| HIERARCH ESO ISS PBL14 START | 122.911 |
| HIERARCH ESO ISS PBL14 END | 123.409 |
| HIERARCH ESO ISS PBLA14 START | 13.103 |
| HIERARCH ESO ISS PBLA14 END | 13.879 |
| HIERARCH ESO ISS PBL23 START | 83.028 |
| HIERARCH ESO ISS PBL23 END | 84.349 |
| HIERARCH ESO ISS PBLA23 START | 76.0 |
| HIERARCH ESO ISS PBLA23 END | 76.1 |
| HIERARCH ESO ISS PBL24 START | 157.568 |
| HIERARCH ESO ISS PBL24 END | 157.562 |
| HIERARCH ESO ISS PBLA24 START | 359.533 |
| HIERARCH ESO ISS PBLA24 END | 0.183 |
| HIERARCH ESO ISS PBL34 START | 160.02 |
| HIERARCH ESO ISS PBL34 END | 159.536 |
| HIERARCH ESO ISS PBLA34 START | 329.239 |
| HIERARCH ESO ISS PBLA34 END | 329.342 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002985 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002946 |
| HIERARCH ESO ISS AMBI TEMP | 10.82 |
| HIERARCH ESO ISS AMBI FWHM START | 1.36 |
| HIERARCH ESO ISS AMBI FWHM END | 1.55 |