Engstrom

07548, 1980 FW2, 1980FW2, 1993 QA4, 1993QA4, 1999 TS324, 1999TS324, J80F02W, J93Q04A, J99TW4S

All data for this body: [vot]

MPC data
Name (number) Engstrom (7548)
a 3.14154
e 0.16239
i / sin(i) 0.3147 / 0.00549
q 2.63138
Q 3.65170
ω 295.1449
Node 346.5162
m 288.0799
n 0.1770
Epoch 2460800.5
nobs 3652
nopp 27
Years observed 1980-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.151
ep 0.159
sin(ip) 0.024
G 0.150
H 13.630
Mass
D 11.06 0.129
pV 0.057 0.0088
Value
Rotational Period 5.230
Period quality 2
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 0 Themis Novakovic 2019EPSC...13.1671N HCM
24 Themis 602 Themis 0.1400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1506 0.1586 0.0235 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.07 0.129 0.129 Masiero 2011ApJ...741...68M NEATM
9.43 3.040 3.040 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.057 0.0089 0.0089 Masiero 2011ApJ...741...68M NEATM
0.060 0.0500 0.0500 Nugent 2016AJ....152...63N 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
13.63 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.231 2 Synodic Waszczak 2015AJ....150...75W Lightcurve