Exposure
- ID
- PIONI.2025-11-01T06:02:40.771_1
- Header ID
- PIONI.2025-11-01T06:02:40.771
- Date updated
- 2025-11-01 06:10:51 UTC+0000
- Release date
- 2026-11-01 06:10:51 UTC+0000
- UTC Start
- 2025-11-01 06:02:40.772
- UTC End
- 2025-11-01 06:03:06.372
- MJD Start
- 60980.2518607839
- MJD End
- 60980.2521570802
- Exposure time (s)
- 25.6
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0063774999999999995
- Ambient temperature (°C)
- 10.23
- Seeing (arcsec)
- 0.28
Observation
- ID
- 71014
- Category
- science
- Program ID
- 116.28SN.001
- Program Title
- DO WINDS AND PULSATIONS ALTER RED GIANTS' ROCHE LOBES? THE UNIQUE TEST CASE OF THE SYMBIOTIC BINARY V1261 ORI
- Program Type
- Normal
- PI / COI
- MERC / BOFFIN
Target
- ID
- 52698
- Name
- V V1261 Ori
- RA
- 80.576834
- DEC
- -8.66614
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 88.8360 | 88.8770 | 112.4000 | 112.4000 |
| A0-J2 | 122.3250 | 122.4320 | 89.8000 | 89.8000 |
| A0-K0 | 117.3660 | 117.4880 | 66.9120 | 66.9600 |
| G1-J2 | 52.8790 | 52.9270 | 49.5000 | 49.5000 |
| G1-K0 | 83.9670 | 83.9940 | 17.9190 | 17.9990 |
| J2-K0 | 47.7450 | 47.7380 | 342.4970 | 342.5470 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 116.28SN.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | FRINGE,OBJECT |
| MJD-OBS | 60980.2518607839 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY |
| HIERARCH ESO OBS TARG NAME | V V1261 Ori |
| RA | 80.576834 |
| DEC | -8.66614 |
| HIERARCH ESO INS OPTI2 NAME | GRISM |
| HIERARCH ESO INS OPTI2 ID | GRISM |
| HIERARCH ESO INS FILT1 NAME | H |
| 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 |
| HIERARCH ESO DET DIT | 0.0005 |
| HIERARCH ESO DET NDIT | 51200 |
| HIERARCH ESO ISS PBL12 START | 88.836 |
| HIERARCH ESO ISS PBL12 END | 88.877 |
| HIERARCH ESO ISS PBLA12 START | 112.4 |
| HIERARCH ESO ISS PBLA12 END | 112.4 |
| HIERARCH ESO ISS PBL13 START | 122.325 |
| HIERARCH ESO ISS PBL13 END | 122.432 |
| HIERARCH ESO ISS PBLA13 START | 89.8 |
| HIERARCH ESO ISS PBLA13 END | 89.8 |
| HIERARCH ESO ISS PBL14 START | 117.366 |
| HIERARCH ESO ISS PBL14 END | 117.488 |
| HIERARCH ESO ISS PBLA14 START | 66.912 |
| HIERARCH ESO ISS PBLA14 END | 66.96 |
| HIERARCH ESO ISS PBL23 START | 52.879 |
| HIERARCH ESO ISS PBL23 END | 52.927 |
| HIERARCH ESO ISS PBLA23 START | 49.5 |
| HIERARCH ESO ISS PBLA23 END | 49.5 |
| HIERARCH ESO ISS PBL24 START | 83.967 |
| HIERARCH ESO ISS PBL24 END | 83.994 |
| HIERARCH ESO ISS PBLA24 START | 17.919 |
| HIERARCH ESO ISS PBLA24 END | 17.999 |
| HIERARCH ESO ISS PBL34 START | 47.745 |
| HIERARCH ESO ISS PBL34 END | 47.738 |
| HIERARCH ESO ISS PBLA34 START | 342.497 |
| HIERARCH ESO ISS PBLA34 END | 342.547 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006862 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005893 |
| HIERARCH ESO ISS AMBI TEMP | 10.23 |
| HIERARCH ESO ISS AMBI FWHM START | 0.29 |
| HIERARCH ESO ISS AMBI FWHM END | 0.27 |