Exposure
- ID
- GRAVI.2021-12-31T06:36:16.030_1
- Header ID
- GRAVI.2021-12-31T06:36:16.030
- Date updated
- 2021-12-31 06:46:23 UTC+0000
- Release date
- 2022-12-31 06:46:23 UTC+0000
- UTC Start
- 2021-12-31 06:36:16.030
- UTC End
- 2021-12-31 06:38:56.030
- MJD Start
- 59579.27518553
- MJD End
- 59579.2770373819
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004183
- Ambient temperature (°C)
- 13.64
- Seeing (arcsec)
- 1.52
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 | 69.1670 | 68.4940 | 116.0000 | 116.2000 |
A0-J2 | 110.4380 | 109.5720 | 89.5000 | 89.4000 |
A0-J3 | 132.2850 | 132.2200 | 50.2250 | 50.1270 |
G1-J2 | 57.5680 | 57.4710 | 57.0000 | 56.9000 |
G1-J3 | 121.6070 | 121.8240 | 18.9620 | 19.1840 |
J2-J3 | 84.1230 | 84.0450 | 354.0120 | 354.4680 |
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 | 59579.27518553 |
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 | 69.167 |
HIERARCH ESO ISS PBL12 END | 68.494 |
HIERARCH ESO ISS PBLA12 START | 116.0 |
HIERARCH ESO ISS PBLA12 END | 116.2 |
HIERARCH ESO ISS PBL13 START | 110.438 |
HIERARCH ESO ISS PBL13 END | 109.572 |
HIERARCH ESO ISS PBLA13 START | 89.5 |
HIERARCH ESO ISS PBLA13 END | 89.4 |
HIERARCH ESO ISS PBL14 START | 132.285 |
HIERARCH ESO ISS PBL14 END | 132.22 |
HIERARCH ESO ISS PBLA14 START | 50.225 |
HIERARCH ESO ISS PBLA14 END | 50.127 |
HIERARCH ESO ISS PBL23 START | 57.568 |
HIERARCH ESO ISS PBL23 END | 57.471 |
HIERARCH ESO ISS PBLA23 START | 57.0 |
HIERARCH ESO ISS PBLA23 END | 56.9 |
HIERARCH ESO ISS PBL24 START | 121.607 |
HIERARCH ESO ISS PBL24 END | 121.824 |
HIERARCH ESO ISS PBLA24 START | 18.962 |
HIERARCH ESO ISS PBLA24 END | 19.184 |
HIERARCH ESO ISS PBL34 START | 84.123 |
HIERARCH ESO ISS PBL34 END | 84.045 |
HIERARCH ESO ISS PBLA34 START | 354.012 |
HIERARCH ESO ISS PBLA34 END | 354.468 |
HIERARCH ESO ISS AMBI TAU0 START | 0.002714 |
HIERARCH ESO ISS AMBI TAU0 END | 0.005652 |
HIERARCH ESO ISS AMBI TEMP | 13.64 |
HIERARCH ESO ISS AMBI FWHM START | 2.01 |
HIERARCH ESO ISS AMBI FWHM END | 1.03 |