Rohloff

08860, 1969 EY1, 1969EY1, 1975 WF, 1975WF, 1979 WN2, 1979WN2, 1991 TE5, 1991TE5, 1995 UF, 1995UF, J69E01Y, J75W00F, J79W02N, J91T05E, J95U00F

All data for this body: [vot]

MPC data
Name (number) Rohloff (8860)
a 2.54511
e 0.09397
i / sin(i) 13.9398 / 0.24090
q 2.30595
Q 2.78426
ω 296.3167
Node 15.0423
m 164.9368
n 0.2427
Epoch 2460800.5
nobs 5854
nopp 27
Years observed 1969-2025
rms 0.60
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.545
ep 0.057
sin(ip) 0.239
G 0.150
H 12.680
Mass
D 9.20 0.039
pV 0.130 0.0075
Value
Rotational Period 18.841
Period quality 2
Spectral Class S
Spectral Class Score 24.936
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5450 0.0572 0.2389 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.46 0.116 0.116 Masiero 2011ApJ...741...68M NEATM
8.88 0.050 0.050 Masiero 2014ApJ...791..121M NEATM
9.26 1.900 1.900 Nugent 2016AJ....152...63N NEATM
9.36 0.121 0.121 Masiero 2011ApJ...741...68M NEATM
9.45 0.100 0.100 Masiero 2014ApJ...791..121M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.112 0.0103 0.0103 Masiero 2011ApJ...741...68M NEATM
0.140 0.0173 0.0173 Masiero 2011ApJ...741...68M NEATM
0.150 0.0200 0.0200 Masiero 2014ApJ...791..121M NEATM
0.160 0.0200 0.0200 Masiero 2014ApJ...791..121M NEATM
0.180 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
12.68 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
18.8411 2 Sidereal Hanus 2016A&A...586A.108H Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.693 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S S 0.5571 0.5300 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.8663 0.5300 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9301 0.5300 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9429 0.5300 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT