Exposure
- ID
- PIONI.2025-10-27T06:40:51.920_1
- Header ID
- PIONI.2025-10-27T06:40:51.920
- Date updated
- 2025-10-27 06:51:01 UTC+0000
- Release date
- 2026-10-27 06:51:00 UTC+0000
- UTC Start
- 2025-10-27 06:40:51.920
- UTC End
- 2025-10-27 06:41:17.520
- MJD Start
- 60975.2783787027
- MJD End
- 60975.278674999
- Exposure time (s)
- 25.6
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003145
- Ambient temperature (°C)
- 12.38
- Seeing (arcsec)
- 0.91
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 | 89.8730 | 89.8980 | 112.8000 | 112.9000 |
| A0-J2 | 125.2690 | 125.3520 | 90.5000 | 90.5000 |
| A0-K0 | 120.8210 | 120.9230 | 68.2980 | 68.3400 |
| G1-J2 | 54.2840 | 54.3260 | 51.4000 | 51.5000 |
| G1-K0 | 84.8220 | 84.8510 | 20.2980 | 20.3720 |
| J2-K0 | 47.5170 | 47.5100 | 344.1110 | 344.1650 |
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 | 60975.2783787027 |
| 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 | 89.873 |
| HIERARCH ESO ISS PBL12 END | 89.898 |
| HIERARCH ESO ISS PBLA12 START | 112.8 |
| HIERARCH ESO ISS PBLA12 END | 112.9 |
| HIERARCH ESO ISS PBL13 START | 125.269 |
| HIERARCH ESO ISS PBL13 END | 125.352 |
| HIERARCH ESO ISS PBLA13 START | 90.5 |
| HIERARCH ESO ISS PBLA13 END | 90.5 |
| HIERARCH ESO ISS PBL14 START | 120.821 |
| HIERARCH ESO ISS PBL14 END | 120.923 |
| HIERARCH ESO ISS PBLA14 START | 68.298 |
| HIERARCH ESO ISS PBLA14 END | 68.34 |
| HIERARCH ESO ISS PBL23 START | 54.284 |
| HIERARCH ESO ISS PBL23 END | 54.326 |
| HIERARCH ESO ISS PBLA23 START | 51.4 |
| HIERARCH ESO ISS PBLA23 END | 51.5 |
| HIERARCH ESO ISS PBL24 START | 84.822 |
| HIERARCH ESO ISS PBL24 END | 84.851 |
| HIERARCH ESO ISS PBLA24 START | 20.298 |
| HIERARCH ESO ISS PBLA24 END | 20.372 |
| HIERARCH ESO ISS PBL34 START | 47.517 |
| HIERARCH ESO ISS PBL34 END | 47.51 |
| HIERARCH ESO ISS PBLA34 START | 344.111 |
| HIERARCH ESO ISS PBLA34 END | 344.165 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003145 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003145 |
| HIERARCH ESO ISS AMBI TEMP | 12.38 |
| HIERARCH ESO ISS AMBI FWHM START | 0.91 |
| HIERARCH ESO ISS AMBI FWHM END | 0.91 |