Neptune_2041-10-04T08_46_47.9300_IRTF.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:13:30 2023
 
target                  : Neptune
target radius (km)      :  24764.00
C/A epoch               : 2041-10-04T08:49:28.620
Event type              : PgtRgt
                        : Neptune occs: geocentric, topocentric
                        : Ring occs: geocentric, topocentric
Observer code           : IRTF
Location                : Mauna Kea/IRTF
Latitude (deg)          :  19.82622
E. Longitude (deg)      : 204.52800
Altitude (km)           :   4.168
Gaia source ID          : 72950156961697408
2Mass ID (if available) : 02201532+1203542
ICRS Star Coord at Epoch: 02h 20m 15.35151s +12:03:54.43944s
RUWE (>1.4 is poor)     :   0.96
K magnitude             : 14.393
G magnitude             : 17.188
RP magnitude            : 16.322
BP magnitude            : 17.954
DUPflag                 : 0
Distance (au)           : 28.904
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    : -21.54
Sun-Target sep (deg)    :  154.08
Sun-Moon sep (deg)      :  100.77
B (ring opening deg)    :   -4.26
PA of pole (deg)        :  -46.91
Pole direction: RA (deg): 299.33374
               Dec (deg):  42.95036
C/A sky separation (")  :   0.860
C/A sky separation (km) :  18032.9
NAIF SPICE kernels      : RAJobs_U111+rgf16.spk
                          URKALLv1.spk
                          nep097.bsp
                          nep101.bsp
                          sat440l.bsp
                          de440.bsp
                          earth_720101_070426.bpc
                          earthstns_itrf93_040916.bsp
                          earth_200101_990628_predict.bpc
                          pck00010.tpc
                          pck.ura111.tpc.Neptune
                          naif0012.tls
                          IAU_NEPTUNE_for_RINGFIT.tpc.BECAREFUL
                          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
---------------------------------------------------------------------------------------------------
Adams         I 2041-10-04T08:17:18.780    38.37  -58.55   62933.01  -106.26
Galatea       I 2041-10-04T08:17:28.049    38.41  -58.58   61953.01  -105.20
Arago         I 2041-10-04T08:18:14.534    38.59  -58.75   57200.03   -99.04
Lassell       I 2041-10-04T08:18:35.055    38.67  -58.82   55200.03   -95.81
LeVerrier     I 2041-10-04T08:18:56.335    38.75  -58.90   53200.05   -92.08
Galle         I 2041-10-04T08:21:28.545    39.35  -59.44   42000.38   -50.12
 
Neptune       I 2041-10-04T08:36:30.233    42.90  -62.55   24763.72             -19.43    -20.06
Neptune       E 2041-10-04T09:02:26.187    49.01  -67.55   24761.87             -73.45    -73.98
 
Galle         E 2041-10-04T08:25:17.686    40.25  -60.24   42035.68    50.46
LeVerrier     E 2041-10-04T08:27:49.688    40.85  -60.77   53200.35    92.27
Lassell       E 2041-10-04T08:28:10.925    40.94  -60.84   55200.21    96.03
Arago         E 2041-10-04T08:28:31.402    41.02  -60.91   57200.14    99.28
Galatea       E 2041-10-04T08:29:17.775    41.20  -61.07   61953.06   105.48
Adams         E 2041-10-04T08:29:27.019    41.24  -61.11   62933.05   106.55