Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    2.172959E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-05T18:40:40+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 29893
    NORAD ID 29893
    Object Type DEBRIS
    Country
    CN CN
    VS

    2 Object 2

    AOE ID 63920
    NORAD ID 63920
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB YAOGAN-40 02C
    Time of Closest Approach 2026-09-06T08:02:51+0000
    Collision Probability (Pc) 2.172959E-6
    Conjunction Distance (km) 2.249 km
    Relative Speed (km/s) 14.884 km/s
    Conjunction Risk Parameters R (Radial): 1.751 | I (In-track): -0.078 | C (Cross-track): 1.41
    Collision Risk Index (CRI) 0.42
    X Position (km) -3936.335 -3938.049
    Position Y (km) 1729.33 1728.57
    Position Z (km) 5801.638 5802.88
    Velocity X (km/s) -4.559 5.082
    Velocity Y (km/s) 4.043 -3.182
    Velocity Z (km/s) -4.353 4.386

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB YAOGAN-40 02C
    Semimajor Axis (a) 7343.560 km 7229.100 km
    Eccentricity (e) 0.017362 0.000206
    Inclination (i) 98.5406° 85.9995°
    RAAN 323.5191° 151.3955°
    Perigee Argument 152.1951° 87.3114°
    Mean Anomaly (M) 239.0954° 272.8305°
    Apogee 1092.922 km 852.450 km
    Perigee 837.924 km 849.476 km
    Orbit Epoch 2026-09-05T03:44:16+0000 2026-09-05T04:35:28+0000

    FENGYUN 1C DEB & YAOGAN-40 02C Collision Probability (Pc) Trend

    FENGYUN 1C DEB & YAOGAN-40 02C Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & YAOGAN-40 02C Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & YAOGAN-40 02C Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YAOGAN-40 02CMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    YAOGAN-40 02CCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data