Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.435042E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-01T10:43:17+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 56874
    NORAD ID 56874
    Object Type PAYLOAD
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 69227
    NORAD ID 69227
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter LONGJIANG 3 STARLINK-37737
    Time of Closest Approach 2026-09-01T02:46:28+0000
    Collision Probability (Pc) 1.435042E-6
    Conjunction Distance (km) 2.678 km
    Relative Speed (km/s) 12.761 km/s
    Conjunction Risk Parameters R (Radial): 2.572 | I (In-track): -0.414 | C (Cross-track): -0.617
    Collision Risk Index (CRI) 0.38
    X Position (km) -108.283 -108.856
    Position Y (km) -4597.583 -4598.919
    Position Z (km) -5074.575 -5076.823
    Velocity X (km/s) 7.462 -1.57
    Velocity Y (km/s) 1.076 -5.509
    Velocity Z (km/s) -1.128 5.027

    Orbital Parameters 国际轨道数据源

    Parameter LONGJIANG 3 STARLINK-37737
    Semimajor Axis (a) 6842.756 km 6843.688 km
    Eccentricity (e) 0.000671 0.000114
    Inclination (i) 49.1056° 97.2846°
    RAAN 17.8817° 259.9581°
    Perigee Argument 5.2004° 80.5787°
    Mean Anomaly (M) 354.9012° 279.5584°
    Apogee 469.211 km 466.330 km
    Perigee 460.027 km 464.772 km
    Orbit Epoch 2026-08-31T16:16:13+0000 2026-08-31T12:53:24+0000

    LONGJIANG 3 & STARLINK-37737 Collision Probability (Pc) Trend

    LONGJIANG 3 & STARLINK-37737 Collision Probability (Pc) TrendNot Available

    LONGJIANG 3 & STARLINK-37737 Miss Distance (Miss Distance) Trend

    LONGJIANG 3 & STARLINK-37737 Miss Distance (Miss Distance) TrendNot Available

    LONGJIANG 3Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37737Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    LONGJIANG 3Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37737Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with LONGJIANG 3

    No nearby objects data