1999 NF55

1999NF55, 19607, 1989 AS2, 1989AS2, J89A02S, J99N55F

All data for this body: [vot]

MPC data
Name (number) 1999 NF55 (19607)
a 2.52663
e 0.13253
i / sin(i) 14.1074 / 0.24374
q 2.19176
Q 2.86150
ω 128.7475
Node 258.7584
m 94.5736
n 0.2454
Epoch 2460800.5
nobs 2872
nopp 22
Years observed 1989-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent Maria (170)
 
ap 2.528
ep 0.101
sin(ip) 0.259
G 0.150
H 13.850
Mass
D 4.98 0.099
pV 0.282 0.0178
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 37.806
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
170 Maria 0 Maria Novakovic 2019EPSC...13.1671N HCM
170 Maria 506 Maria -0.2600 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5280 0.1006 0.2587 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.88 0.146 0.146 Masiero 2011ApJ...741...68M NEATM
5.06 0.135 0.135 Masiero 2011ApJ...741...68M NEATM
5.22 1.230 1.230 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.180 0.1000 0.1000 Nugent 2016AJ....152...63N NEATM
0.275 0.0254 0.0254 Masiero 2011ApJ...741...68M NEATM
0.295 0.0257 0.0257 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
13.85 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
D S 0.0102 0.5940 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
K S 0.4486 0.5940 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
L S 0.6162 0.5940 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
L S 0.7047 0.5940 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
S S 0.4711 0.5940 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.5334 0.5940 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.7054 0.5940 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.7855 0.5940 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.7946 0.5940 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.7973 0.5940 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.8803 0.5940 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT