Nephele

00431, 1897 YB, 1897YB, 1906 HC, 1906HC, 1933 KC, 1933KC, 1949 YS, 1949YS, 1955 DU, 1955DU, I97Y00B, J06H00C, J33K00C, J49Y00S, J55D00U

All data for this body: [vot]

MPC data
Name (number) Nephele (431)
a 3.13772
e 0.17053
i / sin(i) 1.8280 / 0.03190
q 2.60264
Q 3.67280
ω 217.4347
Node 117.1823
m 329.8173
n 0.1773
Epoch 2460200.5
nobs 7917
nopp 67
Years observed 1902-2023
rms 0.43
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.130
ep 0.157
sin(ip) 0.013
Value Standard error
G 0.150
H 9.120
Mass 5.850e+17 2.927e+17
D 95.24 0.554
pV 0.064 0.0016
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1296 0.1570 0.0133 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Mass data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.4400e+17 4.1400e+17 4.1400e+17 Fienga 2020MNRAS.492..589F Ephem
4.2600e+17 Folkner 2014IPNPR.196C...1F Ephem
Diameter data
[raw, vot]


Value Uncertainty up Uncertainty down Author Reference Method
101.90 0.990 0.990 Masiero 2012ApJ...759L...8M NEATM
102.11 5.015 5.015 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
103.50 nan nan Ali-Lagoa 2016A&A...591A..14A NEATM
112.33 39.390 39.390 Masiero 2020PSJ.....1....5M NEATM
121.62 41.600 41.600 Masiero 2020PSJ.....1....5M NEATM
68.60 3.617 3.617 Masiero 2011ApJ...741...68M NEATM
79.49 7.950 7.950 Ali-Lagoa 2018A&A...612A..85A NEATM
84.58 2.590 2.590 Ryan&Woodward 2010AJ....140..933R IRAS-STM
90.87 1.290 1.290 Usui 2011PASJ...63.1117U NEATM
94.58 1.030 1.030 Masiero 2014ApJ...791..121M NEATM
95.03 1.600 1.600 Tedesco 2002AJ....123.1056T STM
99.40 9.940 9.940 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]


Value Uncertainty up Uncertainty down Author Reference Method
0.034 0.0270 0.0270 Masiero 2020PSJ.....1....5M NEATM
0.038 0.0330 0.0330 Masiero 2020PSJ.....1....5M NEATM
0.055 0.0050 0.0050 Masiero 2012ApJ...759L...8M NEATM
0.056 0.0055 0.0055 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.056 0.0110 0.0110 Ali-Lagoa 2018A&A...612A..85A NEATM
0.060 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.064 0.0020 0.0020 Tedesco 2002AJ....123.1056T STM
0.080 0.0050 0.0050 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.088 0.0180 0.0180 Ali-Lagoa 2018A&A...612A..85A NEATM
0.123 0.0333 0.0333 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.12 MPC-2023-12-04 MPC-2023-12-04 Phot