Rogerbonnet

18627, 1989 VV1, 1989VV1, 1998 DH33, 1998DH33, 1999 LD20, 1999LD20, J89V01V, J98D33H, J99L20D

All data for this body: [vot]

MPC data
Name (number) Rogerbonnet (18627)
a 2.36874
e 0.07325
i / sin(i) 9.3334 / 0.16218
q 2.19524
Q 2.54224
ω 299.7096
Node 52.5458
m 308.7576
n 0.2704
Epoch 2460800.5
nobs 4215
nopp 23
Years observed 1989-2025
rms 0.56
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.369
ep 0.030
sin(ip) 0.150
G 0.150
H 13.990
Mass
D
pV
Value
Rotational Period 4.464
Period quality 2
Spectral Class L
Spectral Class Score 7.975
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3686 0.0297 0.1503 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
13.99 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
39.507 2 Sidereal Durech 2023A&A...675A..24D Model
4.46445 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
Ds Ad None None Movis NIR Popescu 2018A&A...617A..12P PHOT
L 0.587 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
L L 0.7421 0.4050 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S L 0.6821 0.4050 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT