Exposure
- ID
- GRAVI.2021-05-25T09:00:54.325_2
- Header ID
- GRAVI.2021-05-25T09:00:54.325
- Date updated
- 2021-05-25 09:15:15 UTC+0000
- Release date
- 2022-05-25 09:15:15 UTC+0000
- UTC Start
- 2021-05-25 09:00:54.325
- UTC End
- 2021-05-25 09:06:14.325
- MJD Start
- 59359.37562876
- MJD End
- 59359.3793324637
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00329
- Ambient temperature (°C)
- 11.93
- Seeing (arcsec)
- 0.98
Observation
- ID
- 47451
- Category
- science
- Program ID
- 105.20B2.002
- Program Title
- THE GALACTIC CENTER AT UNPRECEDENTED RESOLUTION - PROBING GENERAL RELATIVITY WITH GRAVITY
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ PERRIN/ STRAUBMEIER/ ROUSSELET-PERRAUT/ GARCIA/ BRANDNER/ GENZEL/ ECKART/ PAUMARD/ CL'ENET/ GAO/ HABIBI/ HORROBIN/ KERVELLA/ OTT/ WIDMANN/ VON FELLENBERG/ HENNING/ PFUHL/ WAISBERG/ DEXTER/ DE ZEEUW/ AMORIM
Target
- ID
- 35588
- Name
- IRS16C
- RA
- 266.4171125
- DEC
- -29.0076491944444
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
U1-U2 | 51.7690 | 51.4490 | 39.1000 | 39.3000 |
U1-U3 | 91.5060 | 90.7770 | 45.3000 | 45.5000 |
U1-U4 | 105.7410 | 104.0950 | 76.4920 | 76.9770 |
U2-U3 | 40.4290 | 40.0140 | 53.2000 | 53.5000 |
U2-U4 | 71.8810 | 70.7280 | 102.4470 | 103.3560 |
U3-U4 | 54.8260 | 54.3720 | 136.3920 | 137.5990 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 105.20B2.002 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 59359.37562876 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | S2 |
RA | 266.417087 |
DEC | -29.00718 |
HIERARCH ESO INS SPEC RES | LOW |
HIERARCH ESO INS POLA MODE | SPLIT |
HIERARCH ESO ISS CONF NTEL | 4 |
HIERARCH ESO ISS CONF STATION1 | U1 |
HIERARCH ESO ISS CONF STATION2 | U2 |
HIERARCH ESO ISS CONF STATION3 | U3 |
HIERARCH ESO ISS CONF STATION4 | U4 |
EXPTIME | 342.0 |
HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
HIERARCH ESO DET2 NDIT | 32 |
HIERARCH ESO ISS PBL12 START | 51.769 |
HIERARCH ESO ISS PBL12 END | 51.449 |
HIERARCH ESO ISS PBLA12 START | 39.1 |
HIERARCH ESO ISS PBLA12 END | 39.3 |
HIERARCH ESO ISS PBL13 START | 91.506 |
HIERARCH ESO ISS PBL13 END | 90.777 |
HIERARCH ESO ISS PBLA13 START | 45.3 |
HIERARCH ESO ISS PBLA13 END | 45.5 |
HIERARCH ESO ISS PBL14 START | 105.741 |
HIERARCH ESO ISS PBL14 END | 104.095 |
HIERARCH ESO ISS PBLA14 START | 76.492 |
HIERARCH ESO ISS PBLA14 END | 76.977 |
HIERARCH ESO ISS PBL23 START | 40.429 |
HIERARCH ESO ISS PBL23 END | 40.014 |
HIERARCH ESO ISS PBLA23 START | 53.2 |
HIERARCH ESO ISS PBLA23 END | 53.5 |
HIERARCH ESO ISS PBL24 START | 71.881 |
HIERARCH ESO ISS PBL24 END | 70.728 |
HIERARCH ESO ISS PBLA24 START | 102.447 |
HIERARCH ESO ISS PBLA24 END | 103.356 |
HIERARCH ESO ISS PBL34 START | 54.826 |
HIERARCH ESO ISS PBL34 END | 54.372 |
HIERARCH ESO ISS PBLA34 START | 136.392 |
HIERARCH ESO ISS PBLA34 END | 137.599 |
HIERARCH ESO ISS AMBI TAU0 START | 0.00371 |
HIERARCH ESO ISS AMBI TAU0 END | 0.00287 |
HIERARCH ESO ISS AMBI TEMP | 11.93 |
HIERARCH ESO ISS AMBI FWHM START | 0.82 |
HIERARCH ESO ISS AMBI FWHM END | 1.14 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
HIERARCH ESO FT ROBJ DELTA | -290027.5371 |