Saturn_2030-03-07T22_38_48.3400_RIO.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:18:59 2023
 
target                  : Saturn
target radius (km)      :  60268.00
C/A epoch               : 2030-03-07T22:41:19.680
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          : 31196722588576128
2Mass ID (if available) : 03111926+1542361
ICRS Star Coord at Epoch: 03h 11m 19.24982s +15:42:35.64972s
RUWE (>1.4 is poor)     :   0.99
K magnitude             :  6.224
G magnitude             :  8.804
RP magnitude            :  8.027
BP magnitude            :  9.455
DUPflag                 : 0
Distance (au)           :  9.523
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    :  23.38
Sun-Target sep (deg)    :   62.75
Sun-Moon sep (deg)      :   22.38
B (ring opening deg)    :  -22.16
PA of pole (deg)        :   -0.88
Pole direction: RA (deg):  40.60000
               Dec (deg):  83.50000
C/A sky separation (")  :   4.799
C/A sky separation (km) :  33142.9
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 2030-03-07T21:03:50.722    41.45    1.92x 140461.00   -24.68
A (OER)       I 2030-03-07T21:06:20.815    41.07    1.34x 136774.40   -24.45
Encke (OEG)   I 2030-03-07T21:08:25.263    40.76    0.86x 133744.89   -24.24
Encke (IEG)   I 2030-03-07T21:08:38.536    40.73    0.81x 133423.31   -24.22
A (IER)       I 2030-03-07T21:16:37.068    39.49   -1.02x 122050.38   -23.27
B (OER)       I 2030-03-07T21:19:51.424    38.97   -1.76x 117571.16   -22.81
B (IER)       I 2030-03-07T21:40:21.357    35.55   -6.45   91984.69   -18.23
C (IER)       I 2030-03-07T22:01:08.984    31.84  -11.19   74490.58    -8.81
 
Saturn        I 2030-03-07T22:05:01.877    31.12  -12.07   60206.15             -14.77    -17.93
Saturn        E 2030-03-07T23:17:09.689    16.85  -28.14   59779.70             -46.07    -51.60
 
C (IER)       E 2030-03-07T22:27:46.589 b  26.81  -17.20   74490.58     8.83
B (IER)       E 2030-03-07T22:48:33.853 b  22.70  -21.84   91984.69    18.20
B (OER)       E 2030-03-07T23:09:04.980 b  18.53  -26.37  117571.16    22.82
A (IER)       E 2030-03-07T23:12:19.178 b  17.86  -27.08  122050.38    23.30
Encke (IEG)   E 2030-03-07T23:20:16.915    16.20  -28.82  133423.31    24.27
Encke (OEG)   E 2030-03-07T23:20:30.158    16.16  -28.86  133744.89    24.29
A (OER)       E 2030-03-07T23:22:34.311    15.72  -29.31  136774.40    24.51
F ring        E 2030-03-07T23:25:04.009    15.20  -29.85  140461.00    24.74