Roytraver

08817, 1976 UW17, 1976UW17, 1985 JU1, 1985JU1, 1989 TN5, 1989TN5, J76U17W, J85J01U, J89T05N

All data for this body: [vot]

MPC data
Name (number) Roytraver (8817)
a 2.19790
e 0.13422
i / sin(i) 5.0825 / 0.08859
q 1.90290
Q 2.49289
ω 180.5373
Node 90.3311
m 62.7618
n 0.3025
Epoch 2460800.5
nobs 4895
nopp 26
Years observed 1976-2025
rms 0.62
Best values
[raw, vot]

Value Standard error
Parent Flora (8)
 
ap 2.198
ep 0.117
sin(ip) 0.079
G 0.150
H 14.040
Mass
D 4.54 0.196
pV 0.289 0.0351
Value
Rotational Period 68.700
Period quality 2
Spectral Class S
Spectral Class Score 21.144
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
298 Baptistina 0 Baptistina Novakovic 2019EPSC...13.1671N HCM
8 Flora 402 Flora -0.0300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1984 0.1167 0.0788 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.14 0.810 0.810 Nugent 2016AJ....152...63N NEATM
4.53 0.270 0.270 Masiero 2012ApJ...759L...8M NEATM
4.61 0.303 0.303 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.260 0.1000 0.1000 Nugent 2016AJ....152...63N NEATM
0.285 0.0520 0.0520 Masiero 2012ApJ...759L...8M NEATM
0.302 0.0541 0.0541 Masiero 2011ApJ...741...68M 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
14.04 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
68.643 2 Synodic McNeill 2019ApJS..245...29M Lightcurve
68.79 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
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.430 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S 0.99 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.7022 0.8370 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.7518 0.8370 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9767 0.8370 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT