1999 GP16

1999GP16, 1997 UN25, 1997UN25, 49627, J97U25N, J99G16P

All data for this body: [vot]

MPC data
Name (number) 1999 GP16 (49627)
a 2.67309
e 0.10594
i / sin(i) 13.0428 / 0.22568
q 2.38991
Q 2.95628
ω 123.0139
Node 35.8110
m 5.4104
n 0.2255
Epoch 2460800.5
nobs 4750
nopp 21
Years observed 1997-2025
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.673
ep 0.146
sin(ip) 0.217
G 0.150
H 13.540
Mass
D 6.15 0.221
pV 0.231 0.0342
Value
Rotational Period 1.444
Period quality 2
Spectral Class S
Spectral Class Score 21.931
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 0 Eunomia Novakovic 2019EPSC...13.1671N HCM
15 Eunomia 502 Eunomia 0.3500 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6731 0.1459 0.2174 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.95 0.305 0.305 Masiero 2011ApJ...741...68M NEATM
6.38 0.320 0.320 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.208 0.0450 0.0450 Masiero 2012ApJ...759L...8M NEATM
0.262 0.0525 0.0525 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
13.54 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
1.44371 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
K S 0.5132 0.5720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.93 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.3183 0.5720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.7272 0.5720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9673 0.5720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9991 0.5720 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT