Conjunction Event Detail

    Very Low Risk
    Very low collision probability. Continue monitoring.
    9.219922E-7
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:55:48+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 52859
    NORAD ID 52859
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58031
    NORAD ID 58031
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter STARLINK-4196 STARLINK-30556
    Time of Closest Approach 2026-09-06T01:49:16+0000
    Collision Probability (Pc) 9.219922E-7
    Conjunction Distance (km) 2.411 km
    Relative Speed (km/s) 4.349 km/s
    Conjunction Risk Parameters R (Radial): 2.408 | I (In-track): 0.104 | C (Cross-track): 0.033
    Collision Risk Index (CRI) 0.34
    X Position (km) -3469.946 -3468.789
    Position Y (km) -2515.968 -2514.994
    Position Z (km) -5341.937 -5340.06
    Velocity X (km/s) 2.917 5.662
    Velocity Y (km/s) -6.91 -4.921
    Velocity Z (km/s) 1.361 -1.362

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-4196 STARLINK-30556
    Semimajor Axis (a) 6843.376 km 6840.844 km
    Eccentricity (e) 0.000105 0.000131
    Inclination (i) 53.1595° 53.1612°
    RAAN 297.4922° 338.0006°
    Perigee Argument 82.8027° 87.7457°
    Mean Anomaly (M) 277.3095° 272.3696°
    Apogee 465.959 km 463.605 km
    Perigee 464.519 km 461.809 km
    Orbit Epoch 2026-09-03T10:01:40+0000 2026-09-03T16:25:43+0000

    STARLINK-4196 & STARLINK-30556 Collision Probability (Pc) Trend

    STARLINK-4196 & STARLINK-30556 Collision Probability (Pc) TrendNot Available

    STARLINK-4196 & STARLINK-30556 Miss Distance (Miss Distance) Trend

    STARLINK-4196 & STARLINK-30556 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-4196Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-30556Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-4196Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-30556Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-4196

    No nearby objects data