Exposure
- ID
- GRAVI.2025-12-16T02:36:41.740_1
- Header ID
- GRAVI.2025-12-16T02:36:41.740
- Date updated
- 2025-12-16 02:51:28 UTC+0000
- Release date
- 2026-12-16 02:51:28 UTC+0000
- UTC Start
- 2025-12-16 02:36:41.740
- UTC End
- 2025-12-16 02:40:41.740
- MJD Start
- 61025.10881644
- MJD End
- 61025.11159421778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0025624999999999997
- Ambient temperature (°C)
- 11.11
- Seeing (arcsec)
- 1.87
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 | 47.5070 | 47.3870 | 142.4000 | 142.4000 |
| A0-J2 | 113.9490 | 115.0340 | 98.5000 | 98.3000 |
| A0-J6 | 124.1700 | 124.7290 | 14.9770 | 15.7240 |
| B5-J2 | 86.2040 | 87.4590 | 76.1000 | 76.1000 |
| B5-J6 | 157.6000 | 157.6580 | 1.1180 | 1.7670 |
| J2-J6 | 158.8180 | 158.3040 | 329.5070 | 329.6330 |
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 | 61025.10881644 |
| 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 | 47.507 |
| HIERARCH ESO ISS PBL12 END | 47.387 |
| HIERARCH ESO ISS PBLA12 START | 142.4 |
| HIERARCH ESO ISS PBLA12 END | 142.4 |
| HIERARCH ESO ISS PBL13 START | 113.949 |
| HIERARCH ESO ISS PBL13 END | 115.034 |
| HIERARCH ESO ISS PBLA13 START | 98.5 |
| HIERARCH ESO ISS PBLA13 END | 98.3 |
| HIERARCH ESO ISS PBL14 START | 124.17 |
| HIERARCH ESO ISS PBL14 END | 124.729 |
| HIERARCH ESO ISS PBLA14 START | 14.977 |
| HIERARCH ESO ISS PBLA14 END | 15.724 |
| HIERARCH ESO ISS PBL23 START | 86.204 |
| HIERARCH ESO ISS PBL23 END | 87.459 |
| HIERARCH ESO ISS PBLA23 START | 76.1 |
| HIERARCH ESO ISS PBLA23 END | 76.1 |
| HIERARCH ESO ISS PBL24 START | 157.6 |
| HIERARCH ESO ISS PBL24 END | 157.658 |
| HIERARCH ESO ISS PBLA24 START | 1.118 |
| HIERARCH ESO ISS PBLA24 END | 1.767 |
| HIERARCH ESO ISS PBL34 START | 158.818 |
| HIERARCH ESO ISS PBL34 END | 158.304 |
| HIERARCH ESO ISS PBLA34 START | 329.507 |
| HIERARCH ESO ISS PBLA34 END | 329.633 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001985 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00314 |
| HIERARCH ESO ISS AMBI TEMP | 11.11 |
| HIERARCH ESO ISS AMBI FWHM START | 2.27 |
| HIERARCH ESO ISS AMBI FWHM END | 1.47 |