Baerbel

04569, 1952 KR, 1952KR, 1956 JA, 1956JA, 1960 GA, 1960GA, 1985 GV1, 1985GV1, 1986 NA1, 1986NA1, J52K00R, J56J00A, J60G00A, J85G01V, J86N01A

All data for this body: [vot]

MPC data
Name (number) Baerbel (4569)
a 2.58696
e 0.06120
i / sin(i) 14.4718 / 0.24990
q 2.42864
Q 2.74528
ω 32.4594
Node 205.5346
m 191.8445
n 0.2369
Epoch 2460800.5
nobs 6602
nopp 30
Years observed 1952-2025
rms 0.56
Best values
[raw, vot]

Value Standard error
Parent Maria (170)
 
ap 2.586
ep 0.095
sin(ip) 0.257
G 0.150
H 12.390
Mass
D 10.30 0.029
pV 0.275 0.0232
Value
Rotational Period 2.700
Period quality 2
Spectral Class S
Spectral Class Score 5.824
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
170 Maria 0 Maria Novakovic 2019EPSC...13.1671N HCM
170 Maria 506 Maria 0.6200 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5857 0.0952 0.2567 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.05 0.120 0.120 Masiero 2014ApJ...791..121M NEATM
10.91 0.039 0.039 Masiero 2011ApJ...741...68M NEATM
11.33 3.380 3.380 Nugent 2016AJ....152...63N NEATM
13.50 0.920 0.920 Usui 2011PASJ...63.1117U NEATM
13.89 2.780 2.780 Ali-Lagoa 2018A&A...612A..85A NEATM
9.40 0.060 0.060 Masiero 2014ApJ...791..121M NEATM
9.48 0.076 0.076 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.128 0.0510 0.0510 Ali-Lagoa 2018A&A...612A..85A NEATM
0.190 0.1800 0.1800 Nugent 2016AJ....152...63N NEATM
0.285 0.0348 0.0348 Masiero 2011ApJ...741...68M NEATM
0.330 0.0600 0.0600 Masiero 2014ApJ...791..121M NEATM
0.379 0.1215 0.1215 Masiero 2011ApJ...741...68M NEATM
0.380 0.0600 0.0600 Masiero 2014ApJ...791..121M 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
12.39 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
2.737 2 Synodic Brinsfield 2010MPBu...37..146B Lightcurve
2.79 2 Synodic Stephens 2020MPBu...47...50S Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
A S 0.4604 0.1580 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D S 0.8939 0.1580 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9706 0.1580 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT