Saturn_2026-10-15T23_54_31.8800_RIO.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:18:57 2023
 
target                  : Saturn
target radius (km)      :  60268.00
C/A epoch               : 2026-10-15T23:58:04.600
Event type              : PgtRgt
                        : Saturn occs: geocentric, topocentric
                        : Ring occs: geocentric, topocentric
Observer code           : RIO
Location                : Rio de Janeiro
Latitude (deg)          : -22.89506
E. Longitude (deg)      : 316.77708
Altitude (km)           :   0.033
Gaia source ID          : 2549446927108355584
2Mass ID (if available) : 00410678+0128477
ICRS Star Coord at Epoch: 00h 41m 06.80986s +01:28:47.59685s
RUWE (>1.4 is poor)     :   1.37
K magnitude             :  9.863
G magnitude             : 11.655
RP magnitude            : 11.066
BP magnitude            : 12.072
DUPflag                 : 1
Distance (au)           :  8.454
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    : -19.36
Sun-Target sep (deg)    :  167.46
Sun-Moon sep (deg)      :  107.39
B (ring opening deg)    :   -7.09
PA of pole (deg)        :    3.30
Pole direction: RA (deg):  40.60000
               Dec (deg):  83.50000
C/A sky separation (")  :   9.248
C/A sky separation (km) :  56706.1
NAIF SPICE kernels      : RAJobs_U111+rgf15.spk
                          URKALLv1.spk
                          Saturn_ring_plane.tf
                          sat378.bsp
                          sat286.bsp
                          vgr1.sat286.bsp
                          vgr2.sat286.bsp
                          HST1081HSPephemUTC.bsp
                          pfbl0000r.bsp
                          cassini.bsp
                          earthstns_itrf93_040916.bsp
                          earth_200101_990628_predict.bpc
                          earth_720101_070426.bpc
                          cpck28Mar2008.tpc
                          pck.sat440.tpc
                          IAU_SATURN_for_RINGFIT.tpc
                          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
---------------------------------------------------------------------------------------------------
F ring        I 2026-10-15T22:10:49.818    29.68  -17.33  140461.00   -28.74
A (OER)       I 2026-10-15T22:13:08.167    30.20  -17.84  136774.40   -24.50
Encke (OEG)   I 2026-10-15T22:15:24.125    30.70  -18.33  133744.89   -20.01
Encke (IEG)   I 2026-10-15T22:15:40.417    30.76  -18.39  133423.31   -19.46
 
Saturn        I 2026-10-15T23:40:54.410    48.79  -36.28   60225.54              44.61     50.18
Saturn        E 2026-10-16T00:15:07.785    55.17  -42.78   60184.13              80.95     82.48
 
Encke (IEG)   E 2026-10-15T22:33:07.547    34.60  -22.19  133423.31    19.47
Encke (OEG)   E 2026-10-15T22:33:23.834    34.66  -22.24  133744.89    20.02
A (OER)       E 2026-10-15T22:35:39.739    35.15  -22.73  136774.40    24.51
F ring        E 2026-10-15T22:37:58.023    35.66  -23.23  140461.00    28.75