Exposure
- ID
- GRAVI.2025-11-27T06:42:59.482_1
- Header ID
- GRAVI.2025-11-27T06:42:59.482
- Date updated
- 2025-11-27 06:56:17 UTC+0000
- Release date
- 2026-11-27 06:56:17 UTC+0000
- UTC Start
- 2025-11-27 06:42:59.482
- UTC End
- 2025-11-27 06:46:59.482
- MJD Start
- 61006.27985511
- MJD End
- 61006.28263288778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0033499999999999997
- Ambient temperature (°C)
- 14.84
- Seeing (arcsec)
- 0.6950000000000001
Observation
- ID
- 71874
- 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
- 53355
- Name
- HD_36881
- RA
- 83.804048
- DEC
- 10.24004
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B5 | 39.0530 | 38.7990 | 151.4000 | 151.9000 |
| A0-J2 | 125.3830 | 124.7890 | 90.1000 | 89.9000 |
| A0-J6 | 154.7300 | 155.4360 | 34.0110 | 34.2070 |
| B5-J2 | 111.9650 | 111.9080 | 72.3000 | 72.1000 |
| B5-J6 | 176.1170 | 176.8130 | 22.6490 | 22.9970 |
| J2-J6 | 134.2170 | 133.6900 | 343.1790 | 343.7490 |
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 | 61006.27985511 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 36881 |
| HIERARCH ESO INS SOBJ NAME | HD_36881 |
| RA | 83.804048 |
| 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 | 39.053 |
| HIERARCH ESO ISS PBL12 END | 38.799 |
| HIERARCH ESO ISS PBLA12 START | 151.4 |
| HIERARCH ESO ISS PBLA12 END | 151.9 |
| HIERARCH ESO ISS PBL13 START | 125.383 |
| HIERARCH ESO ISS PBL13 END | 124.789 |
| HIERARCH ESO ISS PBLA13 START | 90.1 |
| HIERARCH ESO ISS PBLA13 END | 89.9 |
| HIERARCH ESO ISS PBL14 START | 154.73 |
| HIERARCH ESO ISS PBL14 END | 155.436 |
| HIERARCH ESO ISS PBLA14 START | 34.011 |
| HIERARCH ESO ISS PBLA14 END | 34.207 |
| HIERARCH ESO ISS PBL23 START | 111.965 |
| HIERARCH ESO ISS PBL23 END | 111.908 |
| HIERARCH ESO ISS PBLA23 START | 72.3 |
| HIERARCH ESO ISS PBLA23 END | 72.1 |
| HIERARCH ESO ISS PBL24 START | 176.117 |
| HIERARCH ESO ISS PBL24 END | 176.813 |
| HIERARCH ESO ISS PBLA24 START | 22.649 |
| HIERARCH ESO ISS PBLA24 END | 22.997 |
| HIERARCH ESO ISS PBL34 START | 134.217 |
| HIERARCH ESO ISS PBL34 END | 133.69 |
| HIERARCH ESO ISS PBLA34 START | 343.179 |
| HIERARCH ESO ISS PBLA34 END | 343.749 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00293 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00377 |
| HIERARCH ESO ISS AMBI TEMP | 14.84 |
| HIERARCH ESO ISS AMBI FWHM START | 0.74 |
| HIERARCH ESO ISS AMBI FWHM END | 0.65 |