Uranus_2026-11-18T17_06_21.5800_AAT.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:36:44 2023
 
target                  : Uranus
target radius (km)      :  25559.00
C/A epoch               : 2026-11-18T17:04:29.040
Event type              : XRgt
                        : No Uranus occs
                        : Ring occs: geocentric, topocentric
Observer code           : AAT
Location                : Siding Spring (AAT)
Latitude (deg)          : -31.27703
E. Longitude (deg)      : 149.06608
Altitude (km)           :   1.164
Gaia source ID          : 52121734537849216
2Mass ID (if available) : 04062631+2043163
ICRS Star Coord at Epoch: 04h 06m 26.31259s +20:43:16.21222s
RUWE (>1.4 is poor)     :   3.23
K magnitude             : 14.212
G magnitude             : 15.386
RP magnitude            : 14.951
BP magnitude            : 15.613
DUPflag                 : 0
Distance (au)           : 18.452
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    : -23.19
Sun-Target sep (deg)    :  172.40
Sun-Moon sep (deg)      :   84.16
B (ring opening deg)    :   74.08
PA of pole (deg)        :  -72.19
Pole direction: RA (deg): 257.31100
               Dec (deg): -15.17500
C/A sky separation (")  :   3.580
C/A sky separation (km) :  47905.5
NAIF SPICE kernels      : RAJobs_U111+rgf15.spk
                          URKALLv1.spk
                          ura111.bsp
                          IAU_URANUS_for_RINGFIT.tpc
                          vgr2.ura111.bsp
                          ura161.bsp
                          vgr2.ura161.bsp
                          peph.ura160.bsp
                          earthstns_itrf93_040916.bsp
                          earth_720101_070426.bpc
                          earth_200101_990628_predict.bpc
                          pg3f0000r.bsp
                          pg490000r.bsp
                          naif0012.tls
                          earth_flat_IAU.spk
 
b: ring blocked by planet  x: target alt <  5.0 deg or  sun >  -5.0 deg
Ring         I/E             UTC        b?  alt   alt-sun   radius     r-dot   lat-geo lat-geodetic
---------------------------------------------------------------------------------------------------
epsilon       I 2026-11-18T16:51:04.922    26.80  -23.26   51542.02    -8.36
lambda        I 2026-11-18T16:54:31.362    26.33  -22.72   50026.71    -6.24
 
No planet occultations
 
lambda        E 2026-11-18T17:12:15.518    23.77  -19.83   50026.71     6.24
epsilon       E 2026-11-18T17:15:22.808    23.30  -19.31   51381.44     8.35