Asteroids

2019FQ1 help

Last update: 2026-03-17 23:26 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Aten

Perihelion (q)

0.508

Aphelion (Q)

1.067

Eccentricity (e)

0.355

Inclination (i)

10.9

deg

Orbit period (P)

255.2

Earth MOID

0.01598

U parameter

8.1

Next Earth close approach

Date

2026-04-02

Nominal distance (from Earth center)

0.01755

2625924

Maximum Brightness

20.6

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

27.1

mag

Diameter

10 - 23*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2019-03-29

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

61200.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

0.787398

1-sigma variation

0.000341

Unit

Eccentricity (e)

Value

0.355257

1-sigma variation

0.000382

Unit

Inclination (i)

Value

10.8796

1-sigma variation

0.0277

Unit

Long. of Ascending Node (Ω)

Value

188.1615

1-sigma variation

0.0055

Unit

Arg. of Perihelion (ω)

Value

157.3944

1-sigma variation

0.0573

Unit

Mean Anomaly (M)

Value

326.70363

1-sigma variation

0.68481

Unit

Perihelion distance

Value

0.507670

1-sigma variation

Unit

Aphelion distance

Value

1.067126

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.025645

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.483591

1-sigma variation

Unit

MOID

Value

0.015976

1-sigma variation

Unit

Orbit Period

Value

255.2053

1-sigma variation

Unit

U parameter

Value

8.1

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.16508E-7	-1.30476E-7	-9.46160E-6	-1.88268E-6	-1.95704E-5	-2.33748E-4
e	-1.30476E-7	1.46157E-7	1.05976E-5	2.10840E-6	2.19115E-5	2.61783E-4
i	-9.46160E-6	1.05976E-5	7.68456E-4	1.52892E-4	1.58908E-3	1.89831E-2
Ω	-1.88268E-6	2.10840E-6	1.52892E-4	3.04226E-5	3.16241E-4	3.77718E-3
ω	-1.95704E-5	2.19115E-5	1.58908E-3	3.16241E-4	3.28798E-3	3.92620E-2
M	-2.33748E-4	2.61783E-4	1.89831E-2	3.77718E-3	3.92620E-2	4.68967E-1

Date of computation: 2026-03-17 23:26 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

27.109

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

10 - 23*

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

2557

Unit

Source

[1]

Normalized RMS of residuals

Value

0.445929

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2019-03-29.25216

Unit

Source

[2]

Last Observation

Value

2019-03-31.90456

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

74 (4)

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

Note: Ephemerides requests are limited to a maximum of 1000 points and a final date not exceeding 2040/12/31 00:00.

Close Approaches for 2019FQ1 from 1950 to 2126

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1954-03-14 13:37	> 1 d	0.0993938	0.0698923	0.0117439
EARTH	1961-03-26 13:28	> 1 d	0.0540748	0.0289252	0.0092794
EARTH	1968-04-01 01:51	277.4	0.0157875	0.0148353	0.0008812
EARTH	1975-04-03 21:36	> 1 d	0.0342198	0.0159241	0.0247874
EARTH	1982-04-04 17:10	142.7	0.1080658	0.0241023	0.0307530
EARTH	1984-02-05 22:46	411.9	0.1985312	0.1551687	0.0198039
EARTH	1989-04-03 05:17	757.3	0.1950483	0.1128468	0.0275815
EARTH	1991-02-10 07:15	> 1 d	0.1540813	0.1418456	0.0086932
EARTH	1998-02-22 23:12	> 1 d	0.1325913	0.1241704	0.0044525
EARTH	2005-03-10 09:51	> 1 d	0.1079491	0.0929043	0.0055074
EARTH	2012-03-23 01:09	> 1 d	0.0695671	0.0559715	0.0046640
EARTH	2019-03-31 19:09	< 1 min	0.0235182	0.0234517	0.0000222
EARTH	2026-04-02 13:43	602.9	0.0175532	0.0158962	0.0029095
EARTH	2033-04-04 11:58	402.2	0.0772908	0.0194808	0.0308956
EARTH	2040-04-03 18:11	1037.7	0.1612697	0.0292046	0.0472920
EARTH	2042-02-07 09:42	> 1 d	0.1659204	0.1455749	0.0230941
EARTH	2049-02-17 08:40	> 1 w	0.1379912	0.1319903	0.0127042
EARTH	2056-03-04 12:58	> 1 w	0.1176839	0.0983398	0.0217402
EARTH	2063-03-20 01:50	> 1 w	0.0832673	0.0423435	0.0442486
EARTH	2070-03-29 14:18	> 1 w	0.0381912	0.0191006	0.0571752
EARTH	2077-04-02 08:18	> 1 d	0.0181153	0.0168527	0.0147360
EARTH	2084-04-04 10:16	1048.9	0.0836278	0.0208858	0.1115144
EARTH	2091-04-04 07:30	> 1 d	0.1786234	0.0264369	0.1545385
EARTH	2093-02-08 15:33	> 1 w	0.1562941	0.1419943	0.0621364
EARTH	2100-02-22 21:23	> 1 mo	0.1309925	0.1240070	0.0435679
EARTH	2107-03-12 17:22	> 1 mo	0.1049884	0.0744217	0.0944026
EARTH	2114-03-26 21:14	> 1 mo	0.0590412	0.0262024	0.1659136
EARTH	2121-04-02 19:28	> 1 w	0.0177712	0.0176873	0.0179287

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
217.38533401	89.47618023	0.01506178	MINIMUM
350.42416005	232.44792221	0.50539550	SADDLE
354.11232193	57.80272540	1.49997535	SADDLE
178.79643856	242.93433076	2.07409655	MAXIMUM

Download:

MOID Plots

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