Vonnegut

1999 VN20, 1999VN20, 2000 XC50, 2000XC50, 25399, J99V20N, K00X50C

All data for this body: [vot]

MPC data
Name (number) Vonnegut (25399)
a 2.58552
e 0.08833
i / sin(i) 22.4710 / 0.38222
q 2.35713
Q 2.81391
ω 166.0176
Node 0.3479
m 291.3367
n 0.2371
Epoch 2460800.5
nobs 3453
nopp 22
Years observed 1993-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent Hansa (480)
 
ap 2.583
ep 0.117
sin(ip) 0.377
G 0.150
H 13.080
Mass
D 6.76 0.394
pV 0.267 0.0675
Value
Rotational Period 11.590
Period quality 2
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
480 Hansa 803 Hansa Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5835 0.1175 0.3768 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.76 0.394 0.394 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.267 0.0675 0.0675 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
13.08 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
11.579 2 Sidereal Durech 2020A&A...643A..59D Model
11.597 2 Synodic Waszczak 2015AJ....150...75W Lightcurve