Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.328685E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T16:55:29+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 58252
    NORAD ID 58252
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58555
    NORAD ID 58555
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-30883 HONGHU 2
    Time of Closest Approach 2026-09-05T08:47:36+0000
    Collision Probability (Pc) 1.328685E-6
    Conjunction Distance (km) 2.799 km
    Relative Speed (km/s) 12.498 km/s
    Conjunction Risk Parameters R (Radial): -1.076 | I (In-track): -1.487 | C (Cross-track): 2.113
    Collision Risk Index (CRI) 0.37
    X Position (km) 2148.915 2149.737
    Position Y (km) 4622.665 4620.064
    Position Z (km) 4583.808 4584.435
    Velocity X (km/s) -7.19 3.303
    Velocity Y (km/s) 2.332 4.02
    Velocity Z (km/s) 1.017 -5.558

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30883 HONGHU 2
    Semimajor Axis (a) 6861.217 km 6834.340 km
    Eccentricity (e) 0.000149 0.004219
    Inclination (i) 43.0048° 97.2845°
    RAAN 359.6368° 237.2533°
    Perigee Argument 265.1843° 357.1650°
    Mean Anomaly (M) 94.8839° 2.9348°
    Apogee 484.101 km 485.040 km
    Perigee 482.059 km 427.366 km
    Orbit Epoch 2026-09-03T17:13:07+0000 2026-09-04T04:03:56+0000

    STARLINK-30883 & HONGHU 2 Collision Probability (Pc) Trend

    STARLINK-30883 & HONGHU 2 Collision Probability (Pc) TrendNot Available

    STARLINK-30883 & HONGHU 2 Miss Distance (Miss Distance) Trend

    STARLINK-30883 & HONGHU 2 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30883Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    HONGHU 2Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30883Collision Probability Trend

    Object 1 Probability TrendNot Available

    HONGHU 2Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30883

    No nearby objects data