Asteroids

2019QQ6 help

Last update: 2025-04-09 07:59 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Aten

Perihelion (q)

0.523

Aphelion (Q)

1.282

Eccentricity (e)

0.420

Inclination (i)

26.7

deg

Orbit period (P)

313.1

Earth MOID

0.01545

U parameter

8.3

Next Earth close approach

Date

2025-08-24

Nominal distance (from Earth center)

0.02373

3550328

Maximum Brightness

18.6

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

25.2

mag

Diameter

24 - 50*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2019-08-30

Observatory

Mt. Lemmon Survey

ORBIT VISUALISATION TOOLS

External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

Epoch
Semimajor Axis
Eccentricity (e)
Inclination (i)
Long. of Ascending Node (Ω)
Arg. of Perihelion (ω)
Mean Anomaly (M)
Perihelion distance
Aphelion distance
Asc. Node-Earth Sep.
Desc. Node-Earth Sep.
MOID
Orbit Period
U parameter

Value

1-sigma variation

Unit

Epoch

Value

60800.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

0.902454

1-sigma variation

0.000579

Unit

Eccentricity (e)

Value

0.420251

1-sigma variation

0.000882

Unit

Inclination (i)

Value

26.7069

1-sigma variation

0.0961

Unit

Long. of Ascending Node (Ω)

Value

333.0801

1-sigma variation

0.0041

Unit

Arg. of Perihelion (ω)

Value

228.2229

1-sigma variation

0.0638

Unit

Mean Anomaly (M)

Value

317.83574

1-sigma variation

2.52618

Unit

Perihelion distance

Value

0.523197

1-sigma variation

Unit

Aphelion distance

Value

1.281711

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.021950

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.408988

1-sigma variation

Unit

MOID

Value

0.015448

1-sigma variation

Unit

Orbit Period

Value

313.1382

1-sigma variation

Unit

U parameter

Value

8.3

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	3.35272E-7	5.06441E-7	5.51757E-5	2.34449E-6	3.69112E-5	-1.46272E-3
e	5.06441E-7	7.77538E-7	8.47513E-5	3.53333E-6	5.53543E-5	-2.21035E-3
i	5.51757E-5	8.47513E-5	9.23821E-3	3.84919E-4	6.02937E-3	-2.40815E-1
Ω	2.34449E-6	3.53333E-6	3.84919E-4	1.64027E-5	2.58375E-4	-1.02279E-2
ω	3.69112E-5	5.53543E-5	6.02937E-3	2.58375E-4	4.07654E-3	-1.61008E-1
M	-1.46272E-3	-2.21035E-3	-2.40815E-1	-1.02279E-2	-1.61008E-1	6.38156E0

Date of computation: 2025-04-09 07:59 UTC

Note: The ASCII file is in a format suitable for Orbfit input.

Download ASCII file:

Physical properties

Rotation Period
Quality
Amplitude
Rotation Direction
Spinvector L
Spinvector B

Rotational properties

Value

Unit

Source

Rotation Period

Value

Unit

Source

[-]

Quality

Value

Unit

Source

[-]

Amplitude

Value

Unit

mag

Source

[-]

Rotation Direction

Value

Unit

Source

[-]

Spinvector L

Value

Unit

Source

[-]

Spinvector B

Value

Unit

Source

[-]

Taxonomy
Taxonomy (all)

Taxonomy

Value

Unit

Source

Taxonomy

Value

Unit

Source

[-]

Taxonomy (all)

Value

Unit

Source

[-]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

25.196

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

24 - 50*

Unit

Source

[2]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Unit

Source

[-]

Download this part as:

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	Estimation	Estimated from absolute magnitude

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

Unit

Source

[1]

Unobserved

Value

2116

Unit

Source

[1]

Normalized RMS of residuals

Value

0.643086

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2019-08-30.22184

Unit

Source

[2]

Last Observation

Value

2019-09-01.20545

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

18 (0)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

Unit

Source

[-]

Last Observation

Value

Unit

Source

[-]

Delay (Discarded)

Value

0 (0)

Unit

Source

[-]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[-]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[-]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Close Approaches for 2019QQ6 from 1950 to 2125

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1952-08-29 04:14	> 1 d	0.1697749	0.0177036	0.1624177
EARTH	1995-08-25 20:34	> 1 d	0.1921886	0.0333432	0.0860647
EARTH	2001-08-24 07:14	1124.9	0.1405756	0.0224449	0.0734779
EARTH	2007-08-24 14:28	141.0	0.0948992	0.0177129	0.0557013
EARTH	2013-08-24 08:19	454.1	0.0571397	0.0158433	0.0311234
EARTH	2019-08-25 05:04	1.5	0.0310366	0.0307555	0.0000937
EARTH	2025-08-24 20:21	744.5	0.0237325	0.0151588	0.0252576
EARTH	2031-08-25 02:37	1071.4	0.0396220	0.0152554	0.0535765
EARTH	2037-08-24 06:14	497.9	0.0759150	0.0163467	0.0599814
EARTH	2043-08-24 18:31	440.5	0.1207741	0.0195379	0.0548104
EARTH	2049-08-24 23:11	> 1 d	0.1706380	0.0363512	0.0475661
EARTH	2096-08-28 20:59	1046.7	0.1445643	0.0732816	0.0239159
EARTH	2102-08-28 18:43	1292.9	0.0905721	0.0150058	0.0326138
EARTH	2108-08-27 02:52	1306.7	0.0459387	0.0141520	0.0367574
EARTH	2114-08-27 00:16	884.1	0.0208737	0.0138470	0.0223475
EARTH	2120-08-26 15:59	355.7	0.0264448	0.0140024	0.0098114

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
108.25396710	230.32674963	0.01544763	MINIMUM
300.31890800	17.81659408	0.35154828	MINIMUM
210.89064058	297.51387908	0.52723487	SADDLE
19.89775686	126.94805649	0.57305403	SADDLE
11.08857444	292.03641182	1.49323097	SADDLE
175.63184089	93.81857687	2.25166193	MAXIMUM

Download:

MOID Plots

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