Ramanujan

04130, 1978 GU1, 1978GU1, 1979 OF, 1979OF, 1983 HU1, 1983HU1, 1985 PU1, 1985PU1, 1988 DQ1, 1988DQ1, J78G01U, J79O00F, J83H01U, J85P01U, J88D01Q

All data for this body: [vot]

MPC data
Name (number) Ramanujan (4130)
a 3.05565
e 0.03620
i / sin(i) 9.7735 / 0.16975
q 2.94504
Q 3.16627
ω 57.1620
Node 174.9011
m 264.6764
n 0.1845
Epoch 2460800.5
nobs 5618
nopp 29
Years observed 1978-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 3.054
ep 0.073
sin(ip) 0.167
G 0.150
H 12.460
Mass
D 11.97 0.119
pV 0.098 0.0112
Value
Rotational Period 5.942
Period quality 2
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
221 Eos 0 Eos Novakovic 2019EPSC...13.1671N HCM
221 Eos 606 Eos 0.7400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0544 0.0726 0.1670 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.99 0.174 0.174 Masiero 2011ApJ...741...68M NEATM
12.85 0.164 0.164 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.095 0.0116 0.0116 Masiero 2011ApJ...741...68M NEATM
0.133 0.0445 0.0445 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
12.46 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.94164 2 Synodic Pal 2020ApJS..247...26P Lightcurve
5.94201 2 Sidereal Durech 2023A&A...675A..24D Model