Uranus_2031-08-04T03_30_38.4100_SAAO.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:39:21 2023
 
target                  : Uranus
target radius (km)      :  25559.00
C/A epoch               : 2031-08-04T03:27:31.840
Event type              : XRgt
                        : No Uranus occs
                        : Ring occs: geocentric, topocentric
Observer code           : SAAO
Location                : So. Afr. Astro. Obs. (Sutherland)
Latitude (deg)          : -32.37953
E. Longitude (deg)      :  20.81070
Altitude (km)           :   1.768
Gaia source ID          : 3404410470036502656
2Mass ID (if available) : 05394488+2328316
ICRS Star Coord at Epoch: 05h 39m 44.89635s +23:28:31.48007s
RUWE (>1.4 is poor)     :   1.47
K magnitude             : 12.020
G magnitude             : 13.953
RP magnitude            : 13.313
BP magnitude            : 14.412
DUPflag                 : 0
Distance (au)           : 19.805
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    :  27.11
Sun-Target sep (deg)    :   45.80
Sun-Moon sep (deg)      :  119.39
B (ring opening deg)    :   79.02
PA of pole (deg)        :   42.26
Pole direction: RA (deg): 257.31100
               Dec (deg): -15.17500
C/A sky separation (")  :   2.962
C/A sky separation (km) :  42548.1
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 2031-08-04T03:10:09.651     6.94  -28.47   51024.87   -14.50
lambda        I 2031-08-04T03:11:19.411     7.15  -28.23   50026.71   -13.93
delta         I 2031-08-04T03:13:30.248     7.53  -27.76   48300.35   -12.43
gamma         I 2031-08-04T03:14:25.679     7.69  -27.57   47630.33   -11.74
eta           I 2031-08-04T03:15:05.211     7.81  -27.43   47176.12   -11.23
beta          I 2031-08-04T03:17:35.274     8.25  -26.90   45641.40    -9.18
alpha         I 2031-08-04T03:19:28.017     8.58  -26.51   44699.21    -7.53
 
No planet occultations
 
alpha         E 2031-08-04T03:34:39.707    11.18  -23.30   44717.00     7.52
beta          E 2031-08-04T03:36:30.559    11.49  -22.92   45643.54     9.17
eta           E 2031-08-04T03:39:00.570    11.91  -22.39   47176.12    11.22
gamma         E 2031-08-04T03:39:39.811    12.02  -22.25   47626.15    11.72
delta         E 2031-08-04T03:40:35.696    12.18  -22.06   48300.35    12.41
lambda        E 2031-08-04T03:42:46.790    12.54  -21.60   50026.71    13.91
epsilon       E 2031-08-04T03:43:37.607    12.68  -21.42   50747.16    14.47