Roemera

01657, 1932 AB, 1932AB, 1961 EA, 1961EA, J32A00B, J61E00A

All data for this body: [vot]

MPC data
Name (number) Roemera (1657)
a 2.34837
e 0.23728
i / sin(i) 23.3860 / 0.39692
q 1.79115
Q 2.90560
ω 54.1392
Node 105.2864
m 300.6522
n 0.2739
Epoch 2460800.5
nobs 12675
nopp 33
Years observed 1932-2025
rms 0.37
Best values
[raw, vot]

Value Standard error
Parent Phocaea (25)
 
ap 2.349
ep 0.228
sin(ip) 0.392
G 0.150
H 13.060
Mass
D 7.65 0.217
pV 0.220 0.0287
Value
Rotational Period 302.000
Period quality 2+
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
25 Phocaea 0 Phocaea Novakovic 2019EPSC...13.1671N HCM
25 Phocaea 701 Phocaea -0.7600 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3485 0.2278 0.3923 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.95 1.300 1.300 Nugent 2016AJ....152...63N NEATM
7.67 0.220 0.220 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.220 0.0300 0.0300 Masiero 2012ApJ...759L...8M NEATM
0.220 0.1000 0.1000 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
13.06 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
302.0 2+ Synodic Polakis 2022MPBu...49..179P Lightcurve
34.0 2 Synodic Warner 2009MPBu...36....7W Lightcurve
4.5 2 Synodic Wisniewski 1997Icar..126..395W Lightcurve