Exposure
- ID
- GRAVI.2021-12-31T06:44:31.050_1
- Header ID
- GRAVI.2021-12-31T06:44:31.050
- Date updated
- 2021-12-31 06:56:16 UTC+0000
- Release date
- 2022-12-31 06:56:16 UTC+0000
- UTC Start
- 2021-12-31 06:44:31.050
- UTC End
- 2021-12-31 06:47:11.050
- MJD Start
- 59579.28091493
- MJD End
- 59579.2827667819
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0053315
- Ambient temperature (°C)
- 13.82
- Seeing (arcsec)
- 1.12
Observation
- ID
- 49130
- Category
- science
- Program ID
- 108.222E.001
- Program Title
- THE ORIGIN OF BE STARS AND THE ELUSIVE MASSIVE HELIUM STARS
- Program Type
- Normal
- PI / COI
- SHENAR/ BODENSTEINER/ SANA/ DSILVA/ LANGER/ SCHÜRMANN/ OSKINOVA/ MAHY/ LANTHERMANN/ BORDIER/ FROST/ MARCHANT/ GILKIS/ KLUSKA
Target
- ID
- 36765
- Name
- HD_259440
- RA
- 98.245785
- DEC
- 5.80032
Instrument
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
A0-G1 | 67.2460 | 66.5550 | 116.6000 | 116.9000 |
A0-J2 | 107.9470 | 107.0370 | 89.3000 | 89.2000 |
A0-J3 | 132.0680 | 131.9690 | 49.9380 | 49.8280 |
G1-J2 | 57.2780 | 57.1640 | 56.6000 | 56.5000 |
G1-J3 | 122.2210 | 122.4380 | 19.5790 | 19.7890 |
J2-J3 | 83.9180 | 83.8570 | 355.3030 | 355.7600 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 108.222E.001 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
MJD-OBS | 59579.28091493 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
HIERARCH ESO OBS TARG NAME | HD 259440 |
HIERARCH ESO INS SOBJ NAME | HD_259440 |
RA | 98.245785 |
DEC | 5.80032 |
HIERARCH ESO INS SPEC RES | MEDIUM |
HIERARCH ESO INS POLA MODE | COMBINED |
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 | J3 |
EXPTIME | 176.0 |
HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
HIERARCH ESO DET2 NDIT | 16 |
HIERARCH ESO ISS PBL12 START | 67.246 |
HIERARCH ESO ISS PBL12 END | 66.555 |
HIERARCH ESO ISS PBLA12 START | 116.6 |
HIERARCH ESO ISS PBLA12 END | 116.9 |
HIERARCH ESO ISS PBL13 START | 107.947 |
HIERARCH ESO ISS PBL13 END | 107.037 |
HIERARCH ESO ISS PBLA13 START | 89.3 |
HIERARCH ESO ISS PBLA13 END | 89.2 |
HIERARCH ESO ISS PBL14 START | 132.068 |
HIERARCH ESO ISS PBL14 END | 131.969 |
HIERARCH ESO ISS PBLA14 START | 49.938 |
HIERARCH ESO ISS PBLA14 END | 49.828 |
HIERARCH ESO ISS PBL23 START | 57.278 |
HIERARCH ESO ISS PBL23 END | 57.164 |
HIERARCH ESO ISS PBLA23 START | 56.6 |
HIERARCH ESO ISS PBLA23 END | 56.5 |
HIERARCH ESO ISS PBL24 START | 122.221 |
HIERARCH ESO ISS PBL24 END | 122.438 |
HIERARCH ESO ISS PBLA24 START | 19.579 |
HIERARCH ESO ISS PBLA24 END | 19.789 |
HIERARCH ESO ISS PBL34 START | 83.918 |
HIERARCH ESO ISS PBL34 END | 83.857 |
HIERARCH ESO ISS PBLA34 START | 355.303 |
HIERARCH ESO ISS PBLA34 END | 355.76 |
HIERARCH ESO ISS AMBI TAU0 START | 0.004442 |
HIERARCH ESO ISS AMBI TAU0 END | 0.006221 |
HIERARCH ESO ISS AMBI TEMP | 13.82 |
HIERARCH ESO ISS AMBI FWHM START | 1.25 |
HIERARCH ESO ISS AMBI FWHM END | 0.99 |